At the A1 level, 'confirmer' is a very useful word for basic travel and social interactions. You will mostly use it to say 'yes' to a reservation or a simple plan. For example, 'Je confirme ma réservation' (I confirm my reservation) is a sentence you might use at a hotel or restaurant. At this stage, you don't need to worry about complex grammar; just remember that it's a regular -er verb and it usually takes a direct object (the thing you are confirming). It's a 'power word' because it helps you finalize plans and avoid misunderstandings in a new language. You might also see it on websites when you click a button to finish an action. It's one of those words that looks like English, which makes it easier to remember, but you should practice the French pronunciation to sound more natural.
At the A2 level, you start using 'confirmer' in more varied daily situations. You can now use it to confirm appointments with friends or colleagues: 'Je confirme pour demain' (I confirm for tomorrow). You also begin to use the conjunction 'que' to confirm facts: 'Je confirme que je suis libre' (I confirm that I am free). This level involves understanding the difference between 'confirmer' and 'vérifier' (to check). You are no longer just confirming bookings; you are confirming information and intentions. You might also encounter the past tense: 'J'ai confirmé le rendez-vous'. Practice using it in short emails or text messages, as this is where it is most frequently used in modern French life. It's a key verb for moving from basic survival French to functional daily communication.
At the B1 level, 'confirmer' becomes a staple of your professional and administrative vocabulary. You are expected to use it in formal emails: 'Je vous confirme la bonne réception de votre dossier' (I confirm the successful receipt of your file). You also start to use more complex structures, such as the reflexive 'se confirmer' to talk about trends or news: 'La rumeur se confirme' (The rumor is being confirmed). At this stage, you should be aware of the nuances between 'confirmer' and its synonyms like 'valider' or 'certifier'. You are also learning to use it in the conditional for politeness: 'Pourriez-vous me confirmer votre adresse ?'. Your usage becomes more precise, and you can handle situations where you need to confirm details of a project or a complex schedule.
At the B2 level, you use 'confirmer' to discuss abstract ideas, scientific results, and social trends. You can explain how 'les résultats confirment l'hypothèse' or how a specific event 'confirme une tendance générale'. You are comfortable using the verb in all tenses, including the subjunctive (though it's rare after 'confirmer que', you might use it in negative or doubtful contexts). You also understand the stylistic weight of the word; you know when to use 'confirmer' to sound authoritative and when to use a softer alternative. Your ability to use the word in passive constructions ('Cette information a été confirmée') and with various adverbs ('Il a formellement confirmé') shows a high level of linguistic control. You can now engage in debates where you confirm or refute arguments with ease.
At the C1 level, your use of 'confirmer' is nuanced and sophisticated. You use it in academic, legal, or high-level business contexts where precision is paramount. You might use it to discuss the 'confirmation' of a treaty or the 'confirmation' of a judicial appointment. You are also aware of the historical and etymological roots of the word, which allows you to use it in more literary or philosophical ways. You can distinguish between 'confirmer' and 'entériner' or 'corroborer' with perfect accuracy. Your sentences are complex, often involving multiple clauses: 'Bien que les premiers indices semblaient contradictoires, les analyses ultérieures sont venues confirmer la thèse initiale'. At this level, 'confirmer' is not just a verb; it's a tool for building rigorous and persuasive arguments.
At the C2 level, you have a complete mastery of 'confirmer' and its place in the French linguistic landscape. You can use it in its most abstract and metaphorical senses, perhaps in a philosophical discussion about the nature of truth and verification. You understand the subtle differences in register between 'confirmer', 'avérer', and 'authentifier'. You can write high-level reports or legal documents where 'confirmer' is used to establish definitive facts. You are also sensitive to the word's usage in different French-speaking regions and its role in various professional jargons. Whether you are analyzing a text by a French philosopher or drafting a complex international agreement, you use 'confirmer' with the precision and elegance of a highly educated native speaker.

confirmer in 30 Seconds

  • Confirmer is a regular -er verb meaning 'to confirm' or 'to verify'.
  • It is used for reservations, appointments, facts, and scientific hypotheses.
  • Common structures include 'confirmer quelque chose' and 'confirmer que...'.
  • It is essential for professional, administrative, and daily social interactions.

The French verb confirmer is a versatile and essential term that primarily translates to 'to confirm' in English. At its core, it signifies the act of making something firm, certain, or official. Whether you are validating a hotel reservation, verifying a scientific hypothesis, or simply agreeing with a friend's observation, confirmer is the go-to verb. It belongs to the first group of French verbs (ending in -er), making its conjugation predictable and accessible for learners at the A2 level. However, its usage spans from the most mundane daily tasks to the most rigorous academic and legal environments.

Daily Validation
In everyday life, this word is ubiquitous in the context of appointments and bookings. When you receive an email asking you to 'confirmer votre présence' (confirm your presence), you are being asked to provide a definitive 'yes' to an invitation. This usage is crucial for social etiquette and administrative efficiency in French-speaking cultures.

Je vous appelle pour confirmer notre rendez-vous de demain à quatorze heures.

Beyond simple logistics, confirmer carries a weight of truth-seeking. In a world of information, to confirm is to provide evidence that a previous statement or belief is indeed correct. This is why you will hear it frequently in news broadcasts: 'Les autorités ont confirmé l'information' (The authorities confirmed the information). It acts as a linguistic seal of approval, transforming a rumor or a possibility into a recognized fact. The psychological aspect of confirmation is also significant; humans naturally seek to confirmer their own biases or theories, a concept known in French as 'le biais de confirmation'.

Scientific and Legal Contexts
In more formal settings, the verb takes on a rigorous tone. A scientist might say that 'les résultats confirment l'hypothèse' (the results confirm the hypothesis). In law, a witness might 'confirmer les dires' (confirm the statements) of another person. In these cases, the word implies a process of verification and the presentation of supporting data.

Le témoin a pu confirmer l'alibi de l'accusé lors de l'audience.

Historically, the word has roots in the Latin confirmare, which means 'to strengthen' or 'to make firm'. This historical context helps explain why the word is also used in a religious sense. In the Catholic Church, the 'confirmation' is a sacrament that 'strengthens' the faith of the believer. While the secular usage is more common today, the underlying sense of adding strength or certainty to a statement remains the core of the word's identity. Whether you are a student confirming an answer or a CEO confirming a merger, you are engaging in the act of stabilization through language.

L'entreprise souhaite confirmer son engagement envers le développement durable.

Digital Usage
In the digital age, 'confirmer' is the standard label for buttons on websites and apps. When you delete a file or make a purchase, the system asks you to 'confirmer votre choix'. This reinforces the idea of the word as a final, definitive action that prevents errors and ensures intent.

Veuillez cliquer sur le lien pour confirmer la création de votre compte.

In summary, confirmer is a bridge between uncertainty and fact. It is used to solidify plans, validate truths, and finalize decisions. Its broad applicability makes it one of the most useful verbs in the French language, providing a clear way to express certainty across all levels of formality and in every conceivable domain of human interaction.

Using confirmer correctly requires an understanding of its grammatical structures and the contexts in which it thrives. As a regular -er verb, its conjugation follows the standard pattern, which is a relief for many learners. However, the complexity arises in how it interacts with other parts of the sentence. The most common structure is confirmer quelque chose (to confirm something), where the verb is followed directly by a noun phrase. This is used for reservations, dates, facts, and intentions.

Direct Object Structure
When you use a noun directly after the verb, you are stating exactly what is being verified. For example, 'Elle confirme sa venue' (She confirms her coming/attendance). Here, 'sa venue' is the direct object. This is the most straightforward way to use the verb and is common in both spoken and written French.

Le directeur a pu confirmer la date de la réunion annuelle.

Another frequent structure involves the conjunction que. When you want to confirm a whole clause or a fact that involves a subject and a verb, you use confirmer que.... For instance, 'Je confirme que nous avons reçu votre paiement' (I confirm that we have received your payment). This is particularly common in formal correspondence and professional emails. It allows for more detailed information to be conveyed than a simple noun phrase.

Reflexive Usage
The reflexive form se confirmer is used when a trend, a rumor, or a suspicion becomes more certain over time. It translates to 'to be confirmed' or 'to prove true'. For example, 'La tendance se confirme' (The trend is being confirmed/is proving true). This is often used in weather reports or economic forecasts where initial predictions are being borne out by reality.

Les prévisions météorologiques se confirment : il va neiger ce soir.

In terms of tenses, confirmer is often used in the passé composé to report an action that has already taken place: 'J'ai confirmé'. It is also frequently used in the futur simple or with aller to express a future intent: 'Je vais confirmer cela plus tard'. In polite requests, you might see the conditional: 'Pourriez-vous confirmer votre adresse ?' (Could you confirm your address?). This variety of tenses allows the speaker to navigate time and social hierarchy effectively.

Nous confirmerons les détails de la livraison dès demain matin.

It is also important to consider the placement of adverbs. If you want to say you are confirming something 'definitively' or 'officially', the adverb usually follows the conjugated verb: 'Il a officiellement confirmé sa démission'. This adds a layer of precision to the confirmation. Furthermore, confirmer can be used with an indirect object to specify to whom the confirmation is being given: 'Il m'a confirmé la nouvelle' (He confirmed the news to me). In this case, the 'me' (m') is the indirect object pronoun.

Negative Constructions
When you cannot or will not confirm something, you use the standard 'ne... pas' negation. 'Je ne peux pas confirmer cette information pour le moment'. This is a very common phrase for spokespeople or officials who are not yet ready to make a public statement.

Le porte-parole n'a pas voulu confirmer les rumeurs de rachat.

By mastering these different structures—direct objects, 'que' clauses, reflexive forms, and various tenses—you can use confirmer with the nuance and accuracy of a native speaker. It is a foundational verb that supports clear and effective communication in almost any French-speaking environment.

The word confirmer is not just a textbook verb; it is a living part of the French language that resonates in specific, high-frequency environments. If you travel to a French-speaking country, one of the first places you will encounter it is at the airport or a train station. Announcements often use it to validate schedules: 'Nous vous confirmons que le train à destination de Lyon partira à l'heure' (We confirm to you that the train to Lyon will depart on time). Similarly, at a hotel check-in desk, the receptionist will likely say, 'Je vais confirmer votre réservation' while looking at their computer screen.

In the Workplace
In a French office, confirmer is the backbone of professional communication. It appears in almost every email thread. 'Comme convenu, je vous confirme notre réunion' (As agreed, I confirm our meeting). It is also used during meetings to reach a consensus: 'Est-ce que tout le monde peut confirmer cet accord ?' (Can everyone confirm this agreement?). In this context, it serves as a verbal contract, ensuring that everyone is on the same page before moving forward.

Je vous envoie ce mail pour confirmer la réception des documents.

The media is another major source of this word. Journalists use it constantly when reporting on breaking news. Because French journalism often places a high value on official verification, you will hear phrases like 'Cette information reste à confirmer' (This information remains to be confirmed). This indicates that while the news is circulating, it hasn't yet been officially validated by a reliable source. When the confirmation finally comes, the tone of the broadcast changes to one of certainty: 'Nous pouvons maintenant confirmer que...'

Scientific and Academic Discourse
In universities and research labs, confirmer is used to discuss the validity of theories and experiments. A professor might explain how a new study 'confirme les théories précédentes' (confirms previous theories). In this academic sense, it implies a rigorous process of peer review and empirical testing. It is the language of proof and intellectual stability.

Les analyses en laboratoire viennent de confirmer la présence de minéraux rares.

In social settings, the word is used to finalize plans. If you are organizing a dinner with friends via a group chat, you might see someone write 'Je vous confirme ça demain' (I'll confirm that with you tomorrow). This usage is slightly more informal but still carries the same core meaning of providing a final answer. It is a way of managing expectations and ensuring that social gatherings run smoothly. Even in casual conversation, the word maintains its function as a tool for clarity.

On se rappelle ce soir pour confirmer l'heure du dîner.

Legal and Administrative Life
France is known for its administrative rigor. When dealing with the 'mairie' (town hall) or the 'préfecture', you will constantly be asked to confirmer your identity or your address. Documents are often required to 'confirmer vos déclarations' (confirm your declarations). In this context, the word is synonymous with providing official proof, often in the form of a 'justificatif'.

Veuillez présenter une pièce d'identité pour confirmer votre identité.

Whether you are listening to the radio, reading a contract, or just chatting with a neighbor, confirmer is a constant presence. It is a word that builds trust and provides the certainty necessary for modern life to function. Understanding where you hear it helps you recognize the level of formality and the importance of the information being discussed.

While confirmer seems straightforward because of its English cognate, English speakers often fall into several linguistic traps. The most common mistake is confusing confirmer with other similar-sounding or similar-meaning verbs like affirmer, conforter, or valider. Each of these has a distinct nuance that, if ignored, can lead to confusion or unnatural-sounding French.

Confirmer vs. Affirmer
This is a classic error. 'Affirmer' means 'to assert' or 'to state strongly'. You use 'affirmer' when you are making a claim. You use 'confirmer' when you are providing proof for a claim that has already been made. For example, you 'affirmez' your innocence, but the evidence 'confirme' your innocence. Confusing the two can make you sound like you are repeating yourself or using the wrong level of certainty.

Il affirme être innocent, mais rien ne vient le confirmer.

Another frequent mistake involves the preposition. In English, we 'confirm with someone'. In French, you 'confirmez auprès de quelqu'un' or simply use an indirect object pronoun. A common error is saying 'confirmer avec', which is a direct translation from English but sounds incorrect in French. For example, instead of 'Je vais confirmer avec lui', a native speaker would say 'Je vais lui confirmer' or 'Je vais confirmer auprès de lui'.

Confirmer vs. Conforter
'Conforter' means 'to reinforce' or 'to strengthen', often in a psychological or abstract sense. While 'confirmer' makes a fact certain, 'conforter' makes a feeling or a position stronger. For instance, 'Cela me conforte dans mon idée' (That reinforces my idea). Using 'confirmer' here would mean the idea was a fact to be verified, whereas 'conforter' suggests the idea is a belief being strengthened.

Cette réussite vient conforter sa position de leader sur le marché.

Learners also struggle with the reflexive form se confirmer. They often try to use a passive voice with 'être' where a reflexive would be more natural. Instead of saying 'La nouvelle est confirmée' (which is grammatically correct but sometimes sounds static), native speakers often say 'La nouvelle se confirme' to describe the process of the news becoming certain. Understanding this dynamic usage helps your French sound more fluid and less like a translation.

Overusing 'Confirmer'
Sometimes, 'confirmer' is too heavy for the context. If you are just saying 'yes' to a casual question, 'confirmer' can sound overly formal or robotic. In casual conversation, verbs like 'dire oui', 'être d'accord', or 'valider' (slangy in some contexts) might be more appropriate. Use 'confirmer' when there is a need for officiality or certainty.

On va valider le plan ensemble avant de partir.

Finally, pay attention to the gender and number agreement when using 'confirmer' in the passive voice or with the past participle as an adjective. 'La réservation est confirmée' (feminine singular), 'Les rendez-vous sont confirmés' (masculine plural). Forgetting these agreements is a common mistake for English speakers whose language doesn't require such changes. By being mindful of these nuances, you can avoid the most common pitfalls and use 'confirmer' with confidence.

To truly master the French language, you need to know not just one word, but the family of words that surround it. Confirmer has several synonyms and alternatives, each with its own specific register and context. Knowing when to use attester instead of confirmer, or corroborer instead of valider, will elevate your French from functional to sophisticated.

Attester
'Attester' is more formal than 'confirmer'. It often implies providing a formal testimony or a written certificate. You 'attest' to the truth of something, often in a legal or official capacity. For example, 'Je peux attester de sa bonne foi' (I can attest to his good faith). It carries a sense of personal guarantee that 'confirmer' doesn't always have.

Ce diplôme vient attester de vos compétences techniques.

In scientific or investigative contexts, you might use corroborer. This word specifically means to provide additional support or evidence for a theory or a statement. If one witness says something and another witness says the same thing, the second witness 'corroborates' the first. It is a more technical term than 'confirmer' and is highly valued in academic writing.

Certifier
'Certifier' is used when someone with authority guarantees that something is true. A doctor 'certifies' that you are sick; an accountant 'certifies' the accounts. It is stronger than 'confirmer' because it implies a professional or legal responsibility for the truth of the statement.

L'expert doit certifier que les travaux sont conformes aux normes.

For a more administrative or legal tone, consider entériner. This verb means to officially ratify or give final approval to a decision or a law. It is often used in politics or high-level corporate environments. 'Le parlement a entériné la nouvelle loi'. It suggests a final, irrevocable step in a long process of confirmation.

Soutenir
While 'soutenir' usually means 'to support', it can be an alternative to 'confirmer' when talking about an argument or a thesis. 'Cette étude soutient l'idée que...' (This study supports/confirms the idea that...). It is slightly less definitive than 'confirmer' but very common in intellectual discourse.

Les faits viennent soutenir sa version des événements.

By choosing the right synonym, you can precisely convey the level of authority, the context of the verification, and the formality of the situation. Whether you are attesting to a fact, corroborating a story, or entérining a decision, you are expanding your linguistic range and becoming a more effective communicator in French.

How Formal Is It?

Fun Fact

The word originally had a physical sense of making something physically strong before it evolved into the legal and linguistic sense of making a statement 'strong' or certain.

Pronunciation Guide

UK /kɔ̃.fiʁ.me/
US /kɔ̃.fiʁ.me/
In French, the stress is usually on the last syllable: con-fir-MER.
Rhymes With
aimer chanter manger parler donner trouver passer regarder
Common Errors
  • Pronouncing the final 'r'. It should be silent.
  • Making the 'on' sound like 'on' in 'onward' instead of a nasal vowel.
  • Pronouncing the 'i' as a short 'ih' like in 'bit' instead of a long 'ee' like in 'beet'.

Difficulty Rating

Reading 1/5

Very easy due to the English cognate.

Writing 2/5

Requires attention to -er endings and 'que' clauses.

Speaking 2/5

Nasal 'on' and silent 'r' can be tricky for beginners.

Listening 1/5

Clearly articulated in most contexts.

What to Learn Next

Prerequisites

Vérifier Réserver Rendez-vous Vrai Dire

Learn Next

Affirmer Infirmer Certifier Valider Attester

Advanced

Corroborer Entériner Ratifier Authentifier Homologuer

Grammar to Know

Regular -er verb conjugation

Je confirme, tu confirmes, il confirme...

Direct object placement

Je le confirme (I confirm it).

Indicative after 'confirmer que'

Je confirme qu'il est là (not 'soit').

Passive voice agreement

La nouvelle est confirmée (feminine agreement).

Reflexive verbs in impersonal contexts

La tendance se confirme.

Examples by Level

1

Je confirme ma réservation.

I confirm my reservation.

Present tense, first person singular.

2

Tu confirmes le restaurant ?

Do you confirm the restaurant?

Informal question.

3

Il confirme son arrivée.

He confirms his arrival.

Direct object 'son arrivée'.

4

Nous confirmons le rendez-vous.

We confirm the appointment.

First person plural.

5

Vous confirmez l'heure ?

Do you confirm the time?

Formal or plural 'vous'.

6

Elles confirment leur présence.

They confirm their presence.

Feminine plural subject.

7

Je vais confirmer par mail.

I am going to confirm by email.

Near future with 'aller'.

8

C'est confirmé !

It is confirmed!

Passive state with 'être'.

1

Je confirme que je viens demain.

I confirm that I am coming tomorrow.

Usage of 'que' with indicative.

2

As-tu confirmé ton billet de train ?

Did you confirm your train ticket?

Passé composé in a question.

3

Elle doit confirmer son adresse.

She must confirm her address.

Modal verb 'devoir' + infinitive.

4

Nous confirmons notre participation au projet.

We confirm our participation in the project.

Noun phrase object.

5

Il m'a confirmé la nouvelle ce matin.

He confirmed the news to me this morning.

Indirect object pronoun 'm''.

6

Veuillez confirmer votre choix.

Please confirm your choice.

Imperative with 'veuillez' for politeness.

7

La date n'est pas encore confirmée.

The date is not yet confirmed.

Negation and feminine agreement.

8

Je vous confirme l'heure du dîner.

I confirm the dinner time to you.

Formal 'vous' as indirect object.

1

Je vous confirme la bonne réception de votre courriel.

I confirm the successful receipt of your email.

Formal business phrasing.

2

La tendance se confirme : le chômage baisse.

The trend is being confirmed: unemployment is falling.

Reflexive 'se confirmer'.

3

Il a confirmé ses propos devant le juge.

He confirmed his statements before the judge.

Legal context.

4

Nous aimerions confirmer les détails du contrat.

We would like to confirm the details of the contract.

Conditional 'aimerions' for politeness.

5

L'étude confirme ce que nous pensions.

The study confirms what we thought.

Relative clause 'ce que'.

6

Pouvez-vous confirmer votre identité avec ce document ?

Can you confirm your identity with this document?

Using 'avec' for the means of confirmation.

7

Le témoin a pu confirmer l'alibi.

The witness was able to confirm the alibi.

Verb 'pouvoir' + infinitive.

8

La météo confirme qu'il fera beau ce week-end.

The weather forecast confirms it will be nice this weekend.

Subject 'la météo'.

1

Ces résultats viennent confirmer notre hypothèse de départ.

These results come to confirm our initial hypothesis.

Verb 'venir' + infinitive to show result.

2

Le ministre a officiellement confirmé sa démission.

The minister officially confirmed his resignation.

Adverb 'officiellement'.

3

Rien ne permet de confirmer cette rumeur pour l'instant.

Nothing allows us to confirm this rumor for now.

Negative subject 'rien'.

4

L'expérience a confirmé la validité de la théorie.

The experiment confirmed the validity of the theory.

Abstract object 'validité'.

5

Elle a confirmé son talent lors de ce dernier concert.

She confirmed her talent during this last concert.

Metaphorical use of 'confirmer'.

6

Les faits confirment la gravité de la situation.

The facts confirm the gravity of the situation.

Subject 'les faits'.

7

Il a fallu plusieurs tests pour confirmer le diagnostic.

It took several tests to confirm the diagnosis.

Impersonal 'il a fallu'.

8

Je ne saurais confirmer ces informations sans preuve.

I could not confirm this information without proof.

Formal conditional 'saurais'.

1

Cette découverte vient confirmer de manière éclatante ses travaux antérieurs.

This discovery brilliantly confirms his previous work.

Adverbial phrase 'de manière éclatante'.

2

L'enquête a permis de confirmer l'implication de plusieurs suspects.

The investigation made it possible to confirm the involvement of several suspects.

Complex sentence structure.

3

Le Sénat doit encore confirmer la nomination du magistrat.

The Senate has yet to confirm the magistrate's appointment.

Political/Legal context.

4

Ses silences ne font que confirmer mes soupçons.

His silences only serve to confirm my suspicions.

Restrictive 'ne... que'.

5

L'analyse ADN a confirmé l'identité de la victime.

DNA analysis confirmed the victim's identity.

Technical scientific context.

6

Ce succès confirme la place prépondérante de l'entreprise sur le marché.

This success confirms the company's leading position in the market.

Business strategy context.

7

Il est impératif de confirmer ces données par une contre-expertise.

It is imperative to confirm this data through a second opinion.

Impersonal 'il est impératif de'.

8

L'histoire semble confirmer cette vision du monde.

History seems to confirm this worldview.

Philosophical context.

1

L'ontologie de l'objet se trouve confirmée par l'observation empirique.

The ontology of the object is confirmed by empirical observation.

Passive with 'se trouver'.

2

Le verdict de la Cour de Cassation est venu confirmer la jurisprudence existante.

The Court of Cassation's verdict confirmed the existing case law.

High-level legal terminology.

3

Ces événements ne font que confirmer l'inéluctabilité du changement social.

These events only confirm the inevitability of social change.

Abstract sociological concept.

4

La structure même du récit confirme l'intention ironique de l'auteur.

The very structure of the narrative confirms the author's ironic intent.

Literary analysis.

5

Les fouilles archéologiques ont confirmé la véracité des textes anciens.

Archaeological excavations confirmed the veracity of ancient texts.

Historical verification.

6

Il s'agit de confirmer la validité épistémologique de cette approche.

It is a matter of confirming the epistemological validity of this approach.

Academic jargon.

7

La récurrence de ces phénomènes confirme l'existence d'une loi sous-jacente.

The recurrence of these phenomena confirms the existence of an underlying law.

Scientific philosophy.

8

L'allocution présidentielle a visé à confirmer les engagements internationaux du pays.

The presidential speech aimed to confirm the country's international commitments.

Diplomatic context.

Common Collocations

Confirmer une réservation
Confirmer un rendez-vous
Confirmer la réception
Confirmer une hypothèse
Confirmer une tendance
Confirmer des propos
Confirmer un soupçon
Confirmer l'identité
Confirmer par écrit
Se confirmer

Common Phrases

C'est confirmé.

— It is officially decided or verified.

C'est confirmé, nous partons en vacances en Italie.

Sous réserve de confirmation.

— Subject to final verification.

Le concert aura lieu à 20h, sous réserve de confirmation.

Confirmer la règle.

— To be the exception that proves the rule.

C'est l'exception qui confirme la règle.

Confirmer ses dires.

— To back up what one has said.

Il a apporté des preuves pour confirmer ses dires.

Confirmer sa présence.

— To RSVP to an event.

Merci de confirmer votre présence avant vendredi.

Confirmer un diagnostic.

— To finalize a medical finding.

L'IRM a permis de confirmer le diagnostic.

Confirmer un choix.

— To finalize a decision.

Prenez votre temps pour confirmer votre choix.

Confirmer un vol.

— To check in or verify a flight schedule.

Je dois confirmer mon vol de retour.

Confirmer un compte.

— To verify an online account (usually via email).

Cliquez ici pour confirmer votre compte.

Confirmer un engagement.

— To reiterate a promise or contract.

L'entreprise a confirmé son engagement social.

Often Confused With

confirmer vs Affirmer

Affirmer is to claim; confirmer is to prove a claim.

confirmer vs Conforter

Conforter is to strengthen a feeling; confirmer is to verify a fact.

confirmer vs Vérifier

Vérifier is the process of checking; confirmer is the final result.

Idioms & Expressions

"L'exception qui confirme la règle"

— The exception that proves the rule. Used when something unusual happens that actually highlights a general pattern.

Il est d'habitude en retard, mais aujourd'hui il est à l'heure; c'est l'exception qui confirme la règle.

Common
"Confirmer l'essai"

— To follow up a first success with another one; to solidify a gain.

Après son premier but, il doit confirmer l'essai au prochain match.

Sports/General
"Ne faire que confirmer"

— To only serve to strengthen a previous belief or suspicion.

Ses excuses ne font que confirmer sa culpabilité.

Neutral
"Confirmer noir sur blanc"

— To confirm something in writing, clearly and officially.

Il me l'a confirmé noir sur blanc dans son contrat.

Informal/Common
"Confirmer par A + B"

— To prove something beyond any doubt, often through logic or math.

Il m'a confirmé par A + B que son projet était rentable.

Common
"Confirmer du bout des lèvres"

— To confirm something reluctantly or without conviction.

Il a confirmé sa participation du bout des lèvres.

Literary/Nuanced
"Confirmer à demi-mot"

— To confirm something indirectly or subtly.

Elle a confirmé à demi-mot qu'elle allait démissionner.

Nuanced
"Se confirmer dans son idée"

— To become even more certain of one's opinion.

En voyant le résultat, il s'est confirmé dans son idée.

Neutral
"Confirmer la donne"

— To confirm the current state of affairs or a change in situation.

Ces nouveaux chiffres confirment la donne économique.

Journalistic
"Confirmer ses galons"

— To prove one's worth or rank through action.

Le jeune officier a confirmé ses galons sur le terrain.

Metaphorical/Military

Easily Confused

confirmer vs Affirmer

Similar sound and related to truth.

Affirmer is an assertion (I say it is so), while confirmer is a validation (I prove it is so).

Il affirme qu'il a gagné, mais le jury doit encore le confirmer.

confirmer vs Conforter

Similar root (firm/fort).

Conforter is about psychological reinforcement, while confirmer is about factual verification.

Cette nouvelle me conforte dans mon choix.

confirmer vs Valider

Used interchangeably in business.

Valider often implies giving permission or completing a technical step, while confirmer is about truth.

Veuillez valider votre panier avant de confirmer la commande.

confirmer vs Infirmer

Direct opposite, sounds similar.

Infirmer means to prove wrong or invalidate.

Les nouveaux tests ont infirmé les premiers résultats.

confirmer vs Assurer

Both deal with certainty.

Assurer is to guarantee or promise, while confirmer is to verify existing info.

Je vous assure que c'est vrai, et les documents le confirment.

Sentence Patterns

A1

Je confirme [noun].

Je confirme ma venue.

A2

Je confirme que [clause].

Je confirme que je suis prêt.

B1

Je vous confirme [noun].

Je vous confirme la réception.

B1

[Subject] se confirme.

La rumeur se confirme.

B2

[Subject] vient confirmer [noun].

Cela vient confirmer mes doutes.

C1

Il est impératif de confirmer [noun].

Il est impératif de confirmer ces données.

C1

Confirmer par [means].

Confirmer par une contre-expertise.

C2

Se trouver confirmé par [agent].

L'hypothèse se trouve confirmée par les faits.

Word Family

Nouns

Confirmation (f) - The act of confirming.
Confirmand (m) - A person being confirmed (religious).

Verbs

Confirmer - To confirm.
Reconfirmer - To confirm again.

Adjectives

Confirmé - Confirmed, experienced.
Confirmable - That can be confirmed.

Related

Ferme
Affirmer
Infirmer
Conforter
Fermeté

How to Use It

frequency

Extremely high in professional and administrative French.

Common Mistakes
  • Je confirme avec lui. Je lui confirme. / Je confirme auprès de lui.

    French doesn't use 'avec' for the person you are confirming to.

  • Je confirme nous venons. Je confirme que nous venons.

    You must use 'que' to connect the verb to a subordinate clause.

  • Je confirme qu'il vienne. Je confirme qu'il vient.

    Use the indicative, not the subjunctive, after 'confirmer'.

  • La réservation est confirmé. La réservation est confirmée.

    The past participle must agree with the feminine subject 'réservation'.

  • Je veux confirmer mon rendez-vous. Je voudrais confirmer mon rendez-vous.

    Using the conditional 'voudrais' is much more polite in French.

Tips

Direct Object Rule

Remember that 'confirmer' is transitive. You need to confirm *something*. 'Je confirme' alone is often incomplete.

Formal Synonyms

In very formal writing, consider using 'attester' or 'certifier' to add weight to your statement.

The Nasal 'ON'

Practice the first syllable 'con-'. It's a nasal sound, so air should come out of your nose and mouth simultaneously.

UI Language

Change your phone language to French. You will see 'Confirmer' every day on buttons and notifications.

RSVP Etiquette

In France, always 'confirmer votre présence' for dinner. It's a key part of being a good guest.

Email Closings

Use 'Dans l'attente de votre confirmation' to politely ask someone to get back to you.

News Keywords

When you hear 'reste à confirmer', it means the news is still a rumor and not yet official.

Agreement

If you use the passive voice, like 'la date est confirmée', don't forget the extra 'e' for the feminine subject.

Travel Tip

Always ask for a 'numéro de confirmation' when booking hotels in French-speaking countries.

Firmness

Think of 'concrete'. To confirm is to make your plans as solid as concrete.

Memorize It

Mnemonic

Think of making something 'firm'. When you confirm, you make the plan 'firm' like a solid rock.

Visual Association

Imagine a giant green checkmark landing on a document, making it glow with certainty.

Word Web

Vérifier Certifier Valider Réserver Rendez-vous Preuve Vérité Accord

Challenge

Try to use 'confirmer' in three different tenses today: once for a past reservation, once for a current plan, and once for a future intent.

Word Origin

From the Latin verb 'confirmare', which is composed of 'con-' (together, intensive) and 'firmare' (to make firm, to strengthen).

Original meaning: To make firm, to strengthen, to establish, or to encourage.

Romance (Latin root).

Cultural Context

No specific sensitivities, but be aware of the religious vs. secular distinction.

Similar to English 'confirm', but French uses it more frequently in administrative contexts.

Le Sacre de la Confirmation (Religious ritual) Confirmation Bias (Psychological term used in French as 'Le biais de confirmation') Confirmation (2016 film title in French)

Practice in Real Life

Real-World Contexts

Travel

  • Confirmer un vol
  • Confirmer une chambre
  • Billet confirmé
  • Veuillez confirmer

Business

  • Confirmer la réception
  • Confirmer un accord
  • Confirmer par mail
  • Réunion confirmée

Medical

  • Confirmer un rendez-vous
  • Confirmer un diagnostic
  • Résultats confirmés
  • Confirmer l'analyse

Social

  • Confirmer sa venue
  • Je te confirme ça
  • C'est confirmé ?
  • Confirmer l'heure

Digital

  • Confirmer le mot de passe
  • Confirmer l'inscription
  • Bouton confirmer
  • Lien de confirmation

Conversation Starters

"Peux-tu me confirmer l'heure de notre rendez-vous ?"

"Est-ce que l'hôtel a confirmé ta réservation pour ce week-end ?"

"Comment peut-on confirmer cette information sans preuve ?"

"As-tu reçu le mail pour confirmer ton inscription au cours ?"

"Voulez-vous confirmer votre choix avant que je passe la commande ?"

Journal Prompts

Écrivez sur une situation où vous avez dû confirmer une décision importante.

Décrivez comment vous vous sentez quand un plan que vous attendiez est enfin confirmé.

Pourquoi est-il important de confirmer les informations que nous lisons sur Internet ?

Faites une liste de choses que vous devez confirmer pour votre prochain voyage.

Racontez une histoire où un malentendu est arrivé parce que quelqu'un n'a pas confirmé un rendez-vous.

Frequently Asked Questions

10 questions

No, it can be followed by a direct object (noun) or used reflexively. For example, 'Je confirme ma réservation' is perfectly correct.

Generally, you confirm an action or a fact about a person, not the person themselves, unless you are confirming their identity or appointment.

'Reconfirmer' simply means to confirm again, often used if there was a change or if a long time has passed.

No, you use the indicative because 'confirmer' expresses certainty. Example: 'Je confirme qu'il vient'.

Use 'confirmer auprès de quelqu'un' or an indirect object like 'lui confirmer'.

Yes, 'confirmer l'essai' means to back up a first success with another one.

It means 'to be confirmed' or 'to prove true', often used for rumors or weather trends.

Yes, it refers to the sacrament of Confirmation in the church.

Yes, it is a regular -er verb, which makes it easy to conjugate.

You can say 'C'est confirmé !' or simply 'Confirmé !' in casual contexts.

Test Yourself 200 questions

writing

Write a short email confirming a hotel reservation for two people.

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writing

Confirm to a friend that you are coming to their party tomorrow.

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writing

Write a formal sentence confirming receipt of a job application.

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writing

Explain why a scientist needs to confirm their results.

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writing

Use 'se confirmer' in a sentence about the weather.

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writing

Ask a colleague to confirm a meeting time in a polite way.

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writing

Confirm that you have changed your password.

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writing

Write a sentence using 'confirmer' in the future tense.

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writing

Use 'confirmer' in the passive voice with a feminine subject.

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writing

Write a sentence using 'confirmer' and an indirect object pronoun.

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writing

Describe a situation where you had to confirm your identity.

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writing

Use the idiom 'l'exception qui confirme la règle' in a short paragraph.

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writing

Write a formal sentence using 'attester' instead of 'confirmer'.

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writing

Confirm that a payment has been made.

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writing

Ask someone to confirm their presence at a wedding.

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writing

Use 'confirmer' in a sentence about a scientific study.

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writing

Write a sentence with 'ne pas confirmer'.

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writing

Confirm that you have received a document.

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writing

Use 'confirmer' in the conditional mood.

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writing

Write a sentence about a trend being confirmed.

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speaking

Pronounce 'confirmer' correctly.

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speaking

Say 'I confirm my reservation' in French.

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speaking

Ask 'Can you confirm the time?' in French.

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speaking

Say 'It is confirmed' in French.

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speaking

Say 'I confirm that I am coming' in French.

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speaking

Pronounce the nasal 'on' in 'confirmer'.

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speaking

Say 'I will confirm tomorrow' in French.

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speaking

Say 'The rumor is being confirmed' in French.

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speaking

Ask politely 'Could you confirm your address?'

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speaking

Say 'He confirmed the news to me' in French.

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speaking

Say 'I cannot confirm this information' in French.

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speaking

Pronounce 'confirmation' in French.

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speaking

Say 'The results confirm the hypothesis' in French.

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speaking

Say 'I confirm it' using a pronoun.

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speaking

Say 'Everything is confirmed' in French.

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speaking

Say 'I confirm by email' in French.

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speaking

Say 'We confirm our presence' in French.

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speaking

Say 'Did you confirm?' in French.

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speaking

Say 'Please confirm' in French.

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speaking

Say 'The date is confirmed' in French.

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listening

Listen and identify the verb: 'Je confirme mon vol.'

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listening

Listen and identify the tense: 'J'ai confirmé le rendez-vous.'

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listening

Listen and identify the subject: 'Nous confirmons la réception.'

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listening

Listen and identify the object: 'Elle confirme sa venue.'

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listening

Listen and identify the adverb: 'Il a officiellement confirmé.'

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listening

Listen and identify the reflexive form: 'La nouvelle se confirme.'

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listening

Listen and identify the negation: 'Je ne peux pas confirmer.'

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listening

Listen and identify the mood: 'Pourriez-vous confirmer ?'

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listening

Listen and identify the noun: 'J'attends votre confirmation.'

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listening

Listen and identify the preposition: 'Confirmer par écrit.'

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listening

Listen and identify the synonym: 'Je valide votre choix.'

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listening

Listen and identify the person: 'Il m'a confirmé la date.'

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listening

Listen and identify the number: 'Deux confirmations reçues.'

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listening

Listen and identify the adjective: 'Un expert confirmé.'

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listening

Listen and identify the conjunction: 'Je confirme que je viens.'

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/ 200 correct

Perfect score!

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