At the A1 level, you should focus on the simplest use of 's'assombrir': describing the sky. Imagine you are outside and you see dark clouds coming. You can say 'Le ciel s'assombrit.' This means 'The sky is getting dark.' It is a useful word for basic weather descriptions. You don't need to worry about the metaphorical meanings yet. Just remember that it is a reflexive verb, so it needs the 's'' before the verb. It's like saying 'The sky darkens itself.' In the past, you use 's'est assombri.' For example: 'Hier, le ciel s'est assombri à quatre heures.' (Yesterday, the sky got dark at four o'clock). This word helps you talk about the world around you in a simple but accurate way. It's a great step up from just saying 'Il y a des nuages' (There are clouds).
At the A2 level, you can start using 's'assombrir' to describe more than just the sky. You might use it to talk about a room when the sun goes down: 'La chambre s'assombrit le soir.' You can also begin to use it for simple emotional descriptions. If a friend looks sad suddenly, you can notice that 'Son visage s'assombrit.' This is a more advanced way to describe feelings than just saying 'Il est triste.' Grammatically, at A2, you should be comfortable with the present tense 's'assombrit' and the passé composé 's'est assombri'. Remember to make the past participle agree if the subject is feminine, like 'La ville s'est assombrie.' This shows you understand how reflexive verbs work with the auxiliary 'être'.
At the B1 level, you should be able to use 's'assombrir' in more complex sentence structures and for abstract ideas. You can use it to describe a situation that is becoming difficult. For example, 'La situation politique s'assombrit.' This shows you are moving beyond literal descriptions into figurative language. You should also be comfortable using the imperfect tense ('s'assombrissait') to set the scene in a story. 'Pendant que nous marchions dans la forêt, le ciel s'assombrissait lentement.' This adds atmosphere to your writing. You can also use it with other verbs, like 'commencer à s'assombrir' or 'continuer de s'assombrir.' At this level, you are using the word to add depth and tone to your French.
At the B2 level, 's'assombrir' becomes a tool for nuanced expression. You can use it to describe subtle shifts in a person's demeanor or the 'ambiance' of a place. You might use it in a debate to talk about the future: 'L'avenir des retraites s'assombrit avec le vieillissement de la population.' This usage is common in news and formal discussions. You should also be aware of the difference between 's'assombrir' and its synonyms like 's'obscurcir' or 'se ternir'. You can use the subjunctive mood if needed: 'Il est dommage que l'horizon s'assombrisse autant.' Your conjugation should be flawless, including the plural forms with '-iss-' (nous nous assombrissons, ils s'assombrissent).
At the C1 level, you use 's'assombrir' with literary flair. You recognize its power in descriptive prose to signal a change in the narrative's emotional arc. You can use it in highly abstract contexts, such as describing the 'darkening' of a philosophical outlook or a historical period. For example, 'La pensée de cet auteur s'assombrit au fil de ses ouvrages.' You understand the stylistic choice of using this verb over more common ones to create a specific 'mood'. Your use of the verb in complex tenses, like the plus-que-parfait ('s'était assombri') or the conditionnel passé ('se serait assombri'), is natural and precise. You can also identify the word in classical French literature and understand its role in 19th-century romanticism.
At the C2 level, you have a complete mastery of 's'assombrir' and all its connotations. You can use it in academic writing, high-level journalism, or creative literature to convey precise shades of meaning. You might use it to describe the darkening of a color palette in art criticism or the darkening of a geopolitical landscape in a strategic analysis. You are sensitive to the word's etymology and how it relates to other words in the 'sombre' family. You can use it with irony or in metaphorical extensions that are entirely your own. Your command of the verb is so intuitive that you can use it to evoke a feeling of dread or melancholy without needing to explain the emotion directly. It is a seamless part of your high-level expressive repertoire.

s'assombrir in 30 Seconds

  • S'assombrir means to become dark or gloomy, primarily used for the sky, rooms, or a person's facial expression.
  • It is a reflexive verb of the second group (-ir), conjugated with 'être' in the passé composé.
  • Commonly used in weather reports, literature, and news to describe worsening situations or moods.
  • Synonyms include s'obscurcir and se couvrir, but s'assombrir carries a specific 'gloomy' nuance.

The French verb s'assombrir is a sophisticated yet essential term that every French learner should master, especially those interested in descriptive language, weather, and emotional nuances. At its core, the word translates to "to become dark," "to darken," or "to grow gloomy." It is a reflexive verb, indicated by the 's' (se) prefix, which means the action is happening to the subject itself—most commonly the sky, a room, or even a person's facial expression. To understand this word deeply, one must look at its root: the adjective sombre, which means dark or gloomy. When you add the prefix 'a-' and the verbal suffix '-ir,' you create a dynamic action of transitioning from a state of light to a state of darkness. This is not just about the absence of light; it often carries a heavy, atmospheric weight that suggests something ominous or sad is about to happen.

Meteorological Context
In everyday conversation, you will most frequently hear this verb used to describe the weather. When the sun disappears behind thick, grey clouds and the environment loses its brightness, a French speaker will say that the sky is darkening. It captures that specific moment before a thunderstorm or a heavy downpour when the natural light fades into a charcoal grey.

Regarde par la fenêtre, le ciel commence à s'assombrir sérieusement ; nous devrions rentrer avant l'orage.

Emotional and Facial Expressions
Beyond the physical world, s'assombrir is used metaphorically to describe a person's mood or face. If someone receives bad news, you might see their expression change from happy to sad or angry. In French, we say their face "darkens." This implies a visible shift in their demeanor, as if a shadow has passed over their features. It is a very evocative way to describe a loss of joy or the onset of worry.

Son visage s'est assombri dès qu'il a lu la lettre de rupture.

Abstract and Economic Usage
In more formal or journalistic contexts, you will find s'assombrir used to discuss situations, futures, or economies. If a journalist says the economic horizon is darkening, they mean that the prospects for growth are becoming bleak or that a crisis is looming. This usage elevates the word from a simple description of light to a powerful metaphor for decline or impending difficulty.

Les perspectives d'emploi pour les jeunes diplômés s'assombrissent avec la nouvelle crise financière.

À mesure que la soirée avançait, la pièce s'assombrissait doucement, nous obligeant à allumer les bougies.

Son regard s'assombrit de colère lorsqu'elle réalisa qu'on lui avait menti depuis le début.

Understanding the nuances of s'assombrir allows you to speak French with more precision. Instead of just saying things are 'becoming dark' (devenir noir), using s'assombrir adds a layer of poetic and descriptive quality that is very characteristic of native French speech. Whether you are describing a storm rolling in over the Atlantic coast or the changing mood of a character in a novel, this verb provides the exact imagery needed to convey a transition into darkness, both literally and figuratively. It is a second-group verb (-ir), which means its conjugation follows a regular and predictable pattern, making it a reliable tool in your vocabulary arsenal. As you continue your French journey, look for this word in news broadcasts and novels; you will be surprised by how frequently it appears to set the scene or signal a change in fortune.

Using the verb s'assombrir correctly requires an understanding of both its grammatical structure and its semantic range. As a reflexive verb of the second group (like finir or choisir), it follows a specific conjugation pattern that includes the 'iss' infix in the plural forms. Because it is reflexive, the subject is performing the action upon itself, or the action is naturally occurring within the subject. This makes it perfect for natural phenomena or internal emotional shifts. Let's break down how to incorporate this verb into your daily French across various contexts and tenses.

Conjugation in the Present Tense
In the present tense, you must remember to match the reflexive pronoun (me, te, se, nous, vous, se) with the subject. For example: 'Le ciel s'assombrit' (The sky is darkening). Note the -it ending for third-person singular. In the plural, it becomes 'Les nuages s'assombrissent' (The clouds are darkening), where the -issent ending is characteristic of the second group.

Chaque soir, la forêt s'assombrit avant que la lune ne se lève.

The Passé Composé and Agreement
When talking about the past, you use the auxiliary 'être'. Crucially, the past participle 'assombri' must agree in gender and number with the subject because it is a reflexive verb where the pronoun represents the subject. 'La pièce s'est assombrie' (The room darkened) requires an extra 'e' because 'la pièce' is feminine.

Leurs visages se sont assombris dès qu'ils ont entendu la mauvaise nouvelle.

Using the Imperfect for Description
The imperfect tense (imparfait) is ideal for s'assombrir when setting a scene in a story. It describes a continuous or ongoing darkening. 'Le ciel s'assombrissait' means the sky was in the process of darkening, which creates a much more atmospheric feeling than the sudden action of the passé composé.

Pendant que nous marchions, l'horizon s'assombrissait de minute en minute.

Si la situation économique continue de s'assombrir, nous devrons réduire nos dépenses.

L'avenir du projet s'assombrit à cause du manque de financement.

To use this verb like a native, pay attention to the subject. If you are talking about light, use it for the sky (le ciel), the weather (le temps), or a room (la pièce). If you are talking about people, use it for the face (le visage), the look in their eyes (le regard), or their mood (l'humeur). Finally, for abstract concepts, use it for the future (l'avenir) or the situation (la situation). By categorizing its use this way, you ensure that you are applying the verb in a way that feels natural and evocative. Practice by describing the transition from day to night in your own neighborhood, or by writing about how a character in a movie reacts to bad news. The more you use it to describe these 'transitions into shadow,' the more intuitive its placement will become in your French vocabulary.

In the real world, s'assombrir is not just a word found in dusty grammar books; it is a living part of the French language that appears in specific, high-impact contexts. From the evening news to classic literature and daily weather forecasts, knowing where to expect this word will help you recognize it and understand the tone of the conversation or text. It is a word that carries a certain weight, often signaling a shift from a positive or neutral state to one that is more serious, threatening, or somber. Here is a breakdown of the most common places you will encounter this verb in modern Francophone life.

Weather Forecasts (La Météo)
The most common place to hear 's'assombrir' is during a weather report on TF1 or France 2. Meteorologists use it to describe the arrival of a front or a storm. You might hear: "Le ciel s'assombrira sur le nord de la France en fin d'après-midi." This sounds much more professional and precise than simply saying it will be cloudy. It describes the physical process of the sky losing its light.

Attention, le ciel s'assombrit sur la côte, prévoyez vos parapluies !

News and Economic Reports
Journalists love this verb for its metaphorical power. In the business section of 'Le Monde' or 'Le Figaro', you will often see headlines like "Les perspectives économiques s'assombrissent pour l'année à venir." Here, it conveys a sense of growing pessimism or the arrival of difficult times. It is used to describe political climates, international relations, or market trends that are taking a turn for the worse.

L'horizon politique s'assombrit après l'échec des négociations de paix.

Literature and Storytelling
If you read French novels—from Victor Hugo to modern thrillers—you will see 's'assombrir' used to describe the changing moods of characters. It is a favorite of authors because it shows rather than tells. Instead of saying "He became sad," an author will write "Son visage s'assombrit," which allows the reader to visualize the physical change in the character's expression.

À l'évocation de son passé, le regard de la vieille dame s'assombrit de mélancolie.

Le ton de la discussion s'assombrit soudainement quand le secret fut révélé.

Le paysage s'assombrit à mesure que le train s'enfonçait dans le tunnel.

By paying attention to these contexts, you'll start to see that 's'assombrir' is a key emotional and descriptive marker in French. It is rarely used for trivial things; it almost always implies a transition toward something more intense or difficult. Whether it is the literal darkness of a winter afternoon in Paris or the metaphorical darkness of a failing relationship, this verb is the perfect vehicle for conveying that shift. When you hear it, take a moment to identify if it is being used for the physical world (weather, light) or the internal world (emotions, prospects). This distinction will help you appreciate the richness of the French language and its ability to use natural imagery to describe the human experience.

While s'assombrir is a regular verb, English speakers and even intermediate French learners often stumble over a few specific hurdles. Because the verb is reflexive and belongs to the second group, it has multiple layers of complexity that can lead to errors in spelling, conjugation, and usage. Understanding these common pitfalls will help you avoid them and sound more like a native speaker. Let's look at the most frequent mistakes people make when trying to use this verb in context.

Forgetting the Reflexive Pronoun
The most common error is using 'assombrir' as a non-reflexive verb when it should be reflexive. While 'assombrir' (to darken something) exists, 's'assombrir' (to become dark) is much more common for natural changes. If you say "Le ciel assombrit," it sounds incomplete to a French ear, as if the sky is darkening something else. You must say "Le ciel s'assombrit."

Faux : Le temps assombrit.
Correct : Le temps s'assombrit.

Confusing with 'Obscurcir'
Learners often confuse 's'assombrir' with 's'obscurcir'. While they are synonyms, 's'obscurcir' is often more technical or related to total darkness (obscurity), whereas 's'assombrir' is more about gloominess or a change in mood. Using 's'obscurcir' for a person's face sounds very strange; 's'assombrir' is the correct choice for emotions.

Incorrect for mood: Son visage s'est obscurci.
Correct: Son visage s'est assombri.

Conjugation Errors in the Plural
Because it is a second-group verb, many learners forget the '-iss-' in the plural forms. They might say 'nous nous assombrissons' correctly, but in the imperfect, they might mistakenly say 'nous assombrions' instead of 'nous nous assombrissions'. Always remember that second-group verbs are very consistent with that 'iss' sound.

Faux : Les horizons s'assombrent.
Correct : Les horizons s'assombrissent.

L'ambiance s'est assombrie quand le patron est entré (Note the feminine agreement).

Il ne faut pas laisser tes pensées s'assombrir par le pessimisme.

Finally, be careful with the auxiliary verb. Since it is a reflexive verb, it *always* uses 'être' in compound tenses. A very common mistake for English speakers is to use 'avoir' because we say "The sky *has* darkened" in English. In French, you must say "Le ciel *s'est* assombri." By keeping these grammatical and semantic distinctions in mind, you will use 's'assombrir' with the confidence and accuracy of a seasoned Francophone. Pay attention to the 's-', the double 's', the '-iss-', and the 'être' auxiliary, and you will be well on your way to mastering this beautiful, atmospheric verb.

In French, as in English, having a variety of words to describe similar concepts allows you to be more precise and avoid repetition. While s'assombrir is a fantastic word for becoming dark or gloomy, there are several other verbs and expressions you can use depending on the specific context—whether you are talking about the weather, a room, or a person's mood. Understanding the subtle differences between these alternatives will greatly enrich your vocabulary and help you choose the most appropriate word for the situation.

S'assombrir vs. S'obscurcir
These two are very close. However, 's'obscurcir' often implies a more total or literal loss of light. You might use 's'obscurcir' to describe the sky during a solar eclipse. 'S'assombrir' has a more 'gloomy' or 'moody' connotation. It is less about the technical lack of photons and more about the atmosphere of darkness. For a person's face, 's'assombrir' is the standard choice.

Le ciel s'obscurcit totalement pendant l'éclipse, alors qu'il s'assombrit simplement avant la pluie.

Se Couvrir (for Weather)
If you specifically want to say the sky is becoming cloudy, 'se couvrir' is the most common everyday term. While 's'assombrir' describes the light level, 'se couvrir' literally means the sky is 'covering itself' with clouds. It is a very neutral, common way to talk about the weather changing.

Le ciel se couvre, je pense qu'il va pleuvoir bientôt.

Se Ternir (for Surfaces and Moods)
'Se ternir' means to become dull or to lose its shine. It can be used for a piece of silver that needs polishing, but also for someone's reputation or a relationship that is losing its spark. It is a more subtle form of 'darkening'—it's not becoming black, it's just losing its brightness.

Avec le temps, l'éclat de cette peinture s'est terni.

Le regard de l'enfant s'est assombri de tristesse (Better than 'terni' here).

Ses yeux s'assombrissent de colère alors que son esprit s'embrume de confusion.

By learning these alternatives, you can tailor your French to the exact 'shade' of meaning you want to convey. Use 's'assombrir' for that perfect mix of physical darkness and emotional weight. Use 'se couvrir' for simple weather talk, 's'obscurcir' for technical darkness, and 'se ternir' for a loss of luster. Each of these verbs adds a specific flavor to your sentences, making your French sound more natural, expressive, and nuanced. Practice switching between them in different scenarios to see which one fits the 'vibe' of your story or conversation best.

How Formal Is It?

Formal

"Les perspectives de croissance s'assombrissent considérablement."

Neutral

"Le ciel s'assombrit, je pense qu'il va pleuvoir."

Informal

"Ouh là, ça s'assombrit sec dehors !"

Child friendly

"Regarde, le ciel devient tout gris, il s'assombrit pour faire dodo."

Slang

"L'ambiance s'est grave assombrie quand il est venu."

Fun Fact

The word 'sombrero' in Spanish comes from the same Latin root 'umbra' because a hat provides shade!

Pronunciation Guide

UK /s‿a.sɔ̃.bʁiʁ/
US /s‿ɑ.soʊm.bʁɪɹ/
The stress in French is generally on the last syllable: s'assom-BRIR.
Rhymes With
finir choisir plaisir venir devenir partir dormir servir
Common Errors
  • Pronouncing the 's' like a 'z' (it should be a sharp 's' sound).
  • Forgetting the nasal 'on' sound.
  • Over-emphasizing the 'r' at the end.
  • Treating it as three separate words (s'a-som-brir) instead of a smooth flow.
  • Missing the reflexive 's' link.

Difficulty Rating

Reading 2/5

Easy to recognize because of the root 'sombre'.

Writing 3/5

Requires remembering the reflexive 's' and second-group endings.

Speaking 3/5

The 'on' nasal and 'r' sound can be tricky for beginners.

Listening 2/5

Distinctive sound, usually easy to pick out in context.

What to Learn Next

Prerequisites

sombre ciel visage devenir noir

Learn Next

s'éclaircir s'obscurcir ombrage menaçant orage

Advanced

se renfrogner s'embrumer conjoncture pessimisme

Grammar to Know

Reflexive Verbs in Passé Composé

Le ciel s'est assombri (Always use 'être').

Second Group Verb Conjugation (-ir)

Nous nous assombrissons (Add -iss- in plural).

Past Participle Agreement with Reflexive Verbs

La situation s'est assombrie (Feminine agreement).

Position of Reflexive Pronouns

Le ciel va s'assombrir (Pronoun before the infinitive).

Subjunctive with Expressions of Fear

Je crains que le ciel ne s'assombrisse.

Examples by Level

1

Le ciel s'assombrit avant la pluie.

The sky darkens before the rain.

Present tense, 3rd person singular.

2

Le soir, la rue s'assombrit.

In the evening, the street darkens.

Reflexive verb usage.

3

Regarde, le temps s'assombrit.

Look, the weather is darkening.

Imperative 'Regarde' followed by present tense.

4

Le ciel s'est assombri hier.

The sky darkened yesterday.

Passé composé with 'être'.

5

Ma chambre s'assombrit à six heures.

My room darkens at six o'clock.

Reflexive pronoun 's''.

6

Pourquoi le ciel s'assombrit-il ?

Why is the sky darkening?

Inversion in a question.

7

Le jardin s'assombrit vite en hiver.

The garden darkens quickly in winter.

Adverb 'vite' modifying the verb.

8

Les nuages s'assombrissent.

The clouds are darkening.

Plural form with -issent.

1

Son visage s'assombrit quand il perd.

His face darkens when he loses.

Metaphorical use for emotions.

2

La forêt s'est assombrie soudainement.

The forest darkened suddenly.

Feminine agreement: 'assombrie'.

3

La pièce s'assombrit si on ferme les rideaux.

The room darkens if one closes the curtains.

Conditional 'si' clause structure.

4

Tes yeux s'assombrissent de tristesse.

Your eyes are darkening with sadness.

Plural subject 'tes yeux'.

5

L'horizon s'assombrit au loin.

The horizon is darkening in the distance.

Use of 'au loin' for distance.

6

Le temps commence à s'assombrir.

The weather is starting to darken.

Infinitive after 'commencer à'.

7

Elle s'est assombrie en entendant le bruit.

She grew gloomy upon hearing the noise.

Reflexive verb for a person's state.

8

Les jours s'assombrissent en automne.

The days darken in autumn.

General truth in present tense.

1

Le ciel s'assombrissait tandis que nous rentrions.

The sky was darkening while we were going home.

Imperfect tense for background action.

2

Sa joie s'est assombrie par un doute.

Her joy was clouded by a doubt.

Passé composé with a prepositional phrase.

3

Le climat social s'assombrit de jour en jour.

The social climate is darkening day by day.

Abstract usage for social context.

4

L'avenir du village s'assombrit après la fermeture de l'usine.

The village's future darkened after the factory closed.

Metaphorical use for 'l'avenir'.

5

Dès qu'on parle de son passé, son regard s'assombrit.

As soon as one speaks of his past, his look darkens.

Conjunction 'dès que' followed by present tense.

6

Le tableau s'assombrit avec l'usage de couleurs froides.

The painting darkens with the use of cold colors.

Technical use in art.

7

Nous avons vu le ciel s'assombrir au-dessus de la mer.

We saw the sky darken over the sea.

Infinitive after a verb of perception.

8

Son humeur s'assombrit quand il pleut.

His mood darkens when it rains.

Reflexive verb for mood.

1

Les perspectives économiques s'assombrissent pour le trimestre prochain.

Economic prospects are darkening for the next quarter.

Formal/Journalistic usage.

2

Elle craignait que son avenir ne s'assombrisse.

She feared that her future might darken.

Subjunctive mood with 'ne' explétif.

3

Le ton de la conférence s'est assombri après l'annonce.

The tone of the conference darkened after the announcement.

Metaphorical use for 'le ton'.

4

Le paysage s'assombrissait à mesure que nous montions en altitude.

The landscape was darkening as we climbed in altitude.

Expression 'à mesure que'.

5

L'horizon politique s'assombrit suite aux dernières élections.

The political horizon is darkening following the last elections.

Prepositional phrase 'suite aux'.

6

Leurs relations se sont assombries à cause d'un malentendu.

Their relationship darkened because of a misunderstanding.

Agreement with 'relations' (feminine plural).

7

Le ciel s'est assombri, annonçant une tempête imminente.

The sky darkened, announcing an imminent storm.

Present participle 'annonçant' as an apposition.

8

Il ne faut pas laisser le pessimisme s'assombrir tes pensées.

You must not let pessimism darken your thoughts.

Causative structure with 'laisser'.

1

L'œuvre tardive du compositeur s'assombrit considérablement.

The composer's late work darkens considerably.

Academic/Artistic analysis.

2

À l'évocation de la guerre, son regard s'assombrit d'une douleur profonde.

At the mention of the war, his look darkened with deep pain.

Literary style with 'évocation'.

3

Le climat diplomatique s'assombrit, laissant présager un conflit.

The diplomatic climate is darkening, suggesting a conflict.

Use of 'laissant présager'.

4

La pièce s'assombrissait, les ombres s'allongeant sur le parquet.

The room was darkening, the shadows lengthening on the floor.

Participial clause for atmosphere.

5

Son destin s'est assombri dès qu'il a franchi cette porte.

His fate darkened as soon as he crossed that door.

Metaphorical 'destin'.

6

Malgré le soleil, l'ambiance de la fête s'assombrit soudainement.

Despite the sun, the party's atmosphere darkened suddenly.

Contrast using 'malgré'.

7

Le ciel s'assombrissant, les oiseaux cessèrent de chanter.

As the sky darkened, the birds stopped singing.

Absolute participial construction.

8

Il sentit son cœur s'assombrir à cette pensée amère.

He felt his heart darken at this bitter thought.

Internal emotional description.

1

L'horizon métaphysique de l'ouvrage s'assombrit dans le dernier chapitre.

The metaphysical horizon of the work darkens in the final chapter.

High-level literary criticism.

2

Le paysage urbain s'assombrit sous le poids de la pollution industrielle.

The urban landscape darkens under the weight of industrial pollution.

Sociological/Environmental observation.

3

Son génie s'est assombri par une folie naissante.

His genius was clouded by an emerging madness.

Metaphorical use for mental state.

4

Les relations transatlantiques s'assombrissent au gré des tensions commerciales.

Transatlantic relations are darkening according to trade tensions.

Formal political terminology.

5

L'éclat de sa jeunesse s'assombrit dans les méandres de l'amertume.

The brilliance of his youth darkened in the meanders of bitterness.

Highly poetic/Literary metaphor.

6

Le ciel s'assombrissait d'un noir d'encre, presque palpable.

The sky was darkening to an ink black, almost palpable.

Descriptive precision with 'noir d'encre'.

7

On vit son front s'assombrir d'un nuage de colère.

One saw his brow darken with a cloud of anger.

Classical literary idiom.

8

La conjoncture actuelle ne fait que s'assombrir.

The current economic situation is only darkening.

Use of 'conjoncture' and 'ne faire que'.

Common Collocations

le ciel s'assombrit
le visage s'assombrit
l'horizon s'assombrit
le regard s'assombrit
l'avenir s'assombrit
la situation s'assombrit
le temps s'assombrit
la pièce s'assombrit
le ton s'assombrit
les perspectives s'assombrissent

Common Phrases

Le ciel commence à s'assombrir.

— It is starting to get dark outside, usually before rain. It is a common warning phrase.

Dépêche-toi, le ciel commence à s'assombrir.

Son visage s'est soudainement assombri.

— Someone's mood changed instantly to sadness or anger. It describes a visible reaction.

Quand j'ai mentionné son ex, son visage s'est soudainement assombri.

L'horizon s'assombrit pour l'entreprise.

— The future looks bleak or difficult for a company. Often used in business news.

Avec la baisse des ventes, l'horizon s'assombrit pour l'entreprise.

Ne laisse pas tes pensées s'assombrir.

— An encouraging phrase telling someone not to become depressed or pessimistic.

Reste positif, ne laisse pas tes pensées s'assombrir.

Le regard s'assombrit de mélancolie.

— A poetic way to say someone looks sad or nostalgic. Common in literature.

En regardant les vieilles photos, son regard s'assombrit de mélancolie.

Le temps s'assombrit à vue d'œil.

— The weather is getting dark very quickly. 'À vue d'œil' means visibly fast.

Le temps s'assombrit à vue d'œil, l'orage arrive.

La situation s'assombrit de minute en minute.

— Things are getting worse very rapidly. Used in high-stakes contexts.

Pendant la crise, la situation s'assombrit de minute en minute.

Tout s'assombrit autour de moi.

— A dramatic way to express feeling overwhelmed or entering a depression.

Depuis son départ, tout s'assombrit autour de moi.

L'ambiance s'assombrit dès son arrivée.

— The mood of a group became heavy or unpleasant because of someone's presence.

L'ambiance s'assombrit dès son arrivée car il est toujours négatif.

Le tableau s'assombrit.

— The overall situation is becoming worse. 'Le tableau' here means 'the picture' or 'the outlook'.

Avec ces nouvelles taxes, le tableau s'assombrit pour les ménages.

Often Confused With

s'assombrir vs assombrir

The non-reflexive version means to darken *something else*. 'Il a assombri la pièce avec des rideaux.' Use 's'assombrir' for the room becoming dark on its own.

s'assombrir vs s'obscurcir

Very similar, but s'obscurcir is more about the physical lack of light, whereas s'assombrir is more about gloom and atmosphere.

s'assombrir vs sombrer

This means 'to sink' (like a ship). It sounds similar but has a different meaning, though both can be negative.

Idioms & Expressions

"L'horizon s'assombrit"

— The future is becoming uncertain or threatening. This is the most common idiomatic use.

Pour les agriculteurs, l'horizon s'assombrit avec la sécheresse.

neutral/journalistic
"Un nuage vient assombrir le tableau"

— A small problem is ruining an otherwise good situation. (Note: here 'assombrir' is transitive).

Tout allait bien, mais ce retard vient assombrir le tableau.

neutral
"S'assombrir de colère"

— To look visibly angry, as if a storm is brewing in one's expression.

Son front s'est assombri de colère.

literary
"Le ciel s'assombrit sur [quelque chose]"

— Trouble is coming for a specific entity or project.

Le ciel s'assombrit sur le projet de loi.

journalistic
"Voir le ciel s'assombrir"

— To witness a situation getting worse.

Il a vu le ciel s'assombrir sur sa carrière après le scandale.

neutral
"S'assombrir comme un ciel d'orage"

— To become extremely gloomy or angry very quickly.

Il s'est assombri comme un ciel d'orage.

poetic
"Le regard qui s'assombrit"

— A loss of hope or a shift to serious thought.

On a vu son regard s'assombrir quand il a compris la vérité.

neutral
"S'assombrir à l'idée de"

— To become sad just by thinking about something.

Elle s'assombrit à l'idée de devoir partir seule.

neutral
"Laisser s'assombrir"

— To allow a situation or mood to deteriorate.

Il ne faut pas laisser l'ambiance s'assombrir.

neutral
"S'assombrir par vagues"

— To become gloomy intermittently or in stages.

Son humeur s'assombrit par vagues.

literary

Easily Confused

s'assombrir vs Sombrer

Similar root and sound.

Sombrer means to sink or fall into a deep state (like sleep or madness), while s'assombrir means to become dark.

Le bateau va sombrer, mais le ciel va s'assombrir.

s'assombrir vs Obscurcir

Near synonym.

Obscurcir is often more technical (making things obscure), while s'assombrir is more descriptive of mood and weather.

La fumée obscurcit la vue.

s'assombrir vs Noircir

Both involve color change.

Noircir means to turn black (literally), whereas s'assombrir is just becoming dark/dim.

Le charbon noircit les mains.

s'assombrir vs Ternir

Both mean losing light.

Ternir is about losing luster/shine, s'assombrir is about gaining darkness.

L'argent se ternit avec le temps.

s'assombrir vs Se couvrir

Both used for weather.

Se couvrir specifically means clouds are covering the sky; s'assombrir means the light is fading.

Le ciel se couvre de nuages.

Sentence Patterns

A1

Le ciel s'assombrit.

Le ciel s'assombrit.

A2

Son visage s'assombrit.

Son visage s'assombrit quand il pleure.

B1

Le ciel s'est assombri avant [nom].

Le ciel s'est assombri avant l'orage.

B1

L'avenir s'assombrit.

L'avenir s'assombrit pour nous.

B2

À mesure que [phrase], le ciel s'assombrissait.

À mesure que le jour tombait, le ciel s'assombrissait.

C1

Voir son regard s'assombrir.

On a vu son regard s'assombrir de tristesse.

C1

Ne pas laisser [nom] s'assombrir.

Il ne faut pas laisser la situation s'assombrir davantage.

C2

L'horizon [adjectif] s'assombrit.

L'horizon géopolitique s'assombrit dangereusement.

Word Family

Nouns

Verbs

Adjectives

Related

How to Use It

frequency

Common in weather and news; moderately common in daily speech.

Common Mistakes
  • Le ciel assombrit. Le ciel s'assombrit.

    You must use the reflexive pronoun 's'' for the meaning 'to become dark'.

  • Le ciel a assombri. Le ciel s'est assombri.

    Reflexive verbs always use 'être' in the passé composé.

  • Les nuages s'assombrent. Les nuages s'assombrissent.

    This is a second-group verb, so it needs '-iss-' in the plural.

  • La pièce s'est assombri. La pièce s'est assombrie.

    The past participle must agree with the feminine subject 'la pièce'.

  • Son visage s'obscurcit. Son visage s'assombrit.

    'S'assombrir' is the idiomatic choice for describing a person's expression.

Tips

Reflexive Auxiliary

Always use 'être' for the past tense. Never say 'Le ciel a assombri' if you mean it became dark.

Word Family

Connect it to 'sombre' (dark) and 'ombre' (shadow) to remember the meaning easily.

Weather Precision

Use it to describe the moment right before a storm for maximum descriptive impact.

Nasal Vowels

Practice the 'on' in 'assombrir'. It's the same sound as in 'bon' or 'maison'.

Atmosphere

Use 's'assombrir' in the imperfect ('s'assombrissait') to create a sense of creeping dread in stories.

Reflexive Logic

The 's'' indicates the change is happening to the subject itself. The sky is 'darkening itself'.

Metaphor

Apply it to 'l'horizon' or 'l'avenir' to talk about the future in a sophisticated way.

Double S

Always use two 's's. One 's' would be pronounced like a 'z' because it's between vowels.

Opposites

Learn 's'éclaircir' (to lighten) at the same time to have a complete set of weather verbs.

Context Clues

If you hear 'visage' and 'assombrir', the person isn't physically turning dark; they are just getting sad.

Memorize It

Mnemonic

Think of 'S' (Self) + 'A' (As) + 'Sombre' (Dark) + 'IR' (To go). The sky is making itSELF AS DARK as a SOMBER night. S-A-SOMBRE-IR.

Visual Association

Imagine a bright sun being slowly covered by a thick, heavy dark curtain. That 'curtaining' process is s'assombrir.

Word Web

Sombre Ombre Sky Mood Storm Darken Face Future

Challenge

Try to use s'assombrir in a sentence today to describe either the weather or how you feel about a difficult task.

Word Origin

Derived from the French adjective 'sombre' (dark), which comes from the Vulgar Latin '*subumbrare' (to shade). This is a combination of 'sub' (under) and 'umbra' (shadow).

Original meaning: To place under a shadow or to shade something.

Romance (Latin root).

Cultural Context

No specific sensitivities, but be aware that using it for a person's face implies they are genuinely upset or angry.

English speakers often just say 'it's getting dark,' but French prefers the specific verb 's'assombrir' for a more evocative effect.

Victor Hugo often used this verb in 'Les Misérables' to describe Paris at night. Baudelaire used similar imagery in 'Les Fleurs du mal' to describe melancholy. Weather reports on Radio France frequently use this verb for storm warnings.

Practice in Real Life

Real-World Contexts

Weather

  • Le ciel s'assombrit.
  • L'orage arrive.
  • Le temps se gâte.
  • Il va pleuvoir.

Human Emotions

  • Son visage s'assombrit.
  • Il a l'air triste.
  • Son regard a changé.
  • Elle est en colère.

Business/Economy

  • L'horizon s'assombrit.
  • Les ventes baissent.
  • La crise arrive.
  • Perspectives négatives.

Literature/Storytelling

  • La pièce s'assombrit.
  • Une ombre passa.
  • Le ton changea.
  • L'ambiance devint lourde.

Daily Life

  • Il fait sombre.
  • Allume la lumière.
  • Le soleil se couche.
  • La nuit tombe.

Conversation Starters

"Tu as vu comme le ciel s'assombrit ? Tu as un parapluie ?"

"Pourquoi ton visage s'assombrit-il dès qu'on parle du travail ?"

"Est-ce que tu penses que l'avenir de la planète s'assombrit vraiment ?"

"Le ciel s'assombrit très tôt en hiver ici, n'est-ce pas ?"

"J'ai remarqué que l'ambiance s'assombrit toujours pendant ces réunions."

Journal Prompts

Décris un moment où le ciel s'est assombri brusquement pendant que tu étais dehors.

Parle d'une situation où ton visage s'est assombri à cause d'une mauvaise nouvelle.

Penses-tu que l'horizon politique de ton pays s'assombrit ou s'éclaircit en ce moment ?

Décris une pièce de ta maison qui s'assombrit de façon magnifique au coucher du soleil.

Comment réagis-tu quand l'ambiance d'une fête s'assombrit soudainement ?

Frequently Asked Questions

10 questions

No, while it's very common for the sky, you can use it for rooms, faces, moods, and even economic situations.

It uses 'être'. Example: 'Le ciel s'est assombri.' Don't forget to agree with the subject if it's feminine or plural.

'Assombrir' (transitive) means to darken something. 'S'assombrir' (reflexive) means to become dark yourself or on your own.

Yes, it's a regular second-group (-ir) verb, like 'finir'.

Yes, it's very common to say 'Son visage s'assombrit' to mean someone became sad or angry.

Not necessarily. 'S'assombrir' is often more natural for weather and emotions. 'S'obscurcir' is slightly more formal/technical.

Yes, 'assombrissement' is the noun meaning the act of darkening.

It is a sharp 's' sound, like 'snake', not a 'z' sound.

Yes, you can say a color is darkening: 'Le bleu s'assombrit'.

The basic meaning is A1, but the reflexive conjugation and metaphorical uses are more A2/B1.

Test Yourself 200 questions

writing

Write a sentence describing the sky before a storm using 's'assombrir'.

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writing

Describe a person's reaction to bad news using 's'assombrir'.

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writing

Use 'l'horizon s'assombrit' in a sentence about the future.

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writing

Write a sentence in the imperfect tense describing a room at sunset.

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writing

Use the plural form 's'assombrissent' to describe clouds.

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writing

Create a question asking why someone looks sad using 's'assombrir'.

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writing

Describe a forest getting dark using 's'assombrir'.

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writing

Use 's'assombrir' in the subjunctive after 'Je crains que...'.

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writing

Write a poetic sentence about eyes darkening with emotion.

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writing

Compare the weather now to earlier using the passé composé.

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writing

Explain why you are turning on the light using 's'assombrir'.

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writing

Describe the economic state of a country using 's'assombrir'.

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writing

Use 's'assombrir' to describe a change in atmosphere at a party.

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writing

Write a short story sentence using 's'assombrir' in the plus-que-parfait.

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writing

Use the infinitive 's'assombrir' after the verb 'voir'.

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writing

Describe a winter afternoon using 's'assombrir'.

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writing

Use 's'assombrir' to describe a painting's colors.

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writing

Write a sentence about a relationship darkening.

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writing

Use the conditional tense to express a possibility.

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writing

Describe a city at dusk using 's'assombrir'.

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speaking

Pronounce: 'Le ciel s'assombrit.'

Read this aloud:

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speaking

Tell your friend the weather is getting dark.

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speaking

Pronounce the plural: 'Les nuages s'assombrissent.'

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speaking

Say 'His face darkened' in French.

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speaking

Say 'The future looks dark' (metaphorically).

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speaking

Describe the room getting dark using 'imparfait'.

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speaking

Ask: 'Why is the sky darkening?'

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speaking

Pronounce: 'Nous nous assombrissons.'

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speaking

Say 'The situation is darkening day by day.'

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speaking

Use 's'assombrir' to describe a sad look in someone's eyes.

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speaking

Say 'It's starting to get dark.'

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speaking

Pronounce: 's'assombrissement'.

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speaking

Say 'I saw the sky darken.'

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speaking

Describe a darkening horizon.

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speaking

Say 'The days are darkening' in the plural.

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speaking

Pronounce: 'Ils s'étaient assombris.'

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speaking

Say 'Don't let your thoughts darken.'

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speaking

Say 'The tone darkened.'

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speaking

Say 'The forest darkens in winter.'

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speaking

Say 'My mood is darkening.'

Read this aloud:

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listening

Listen and write the verb: 'Le ciel s'assombrit.'

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listening

Listen and write the past participle: 'La pièce s'est assombrie.'

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listening

Listen and write the plural: 'Les horizons s'assombrissent.'

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listening

Listen and identify the tense: 'Le temps s'assombrissait.'

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listening

Listen and write the whole sentence: 'Son visage s'assombrit.'

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listening

Listen and identify the subject: 'L'avenir s'assombrit.'

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listening

Listen and write the missing word: 'Le ciel s'est [___] hier.'

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listening

Listen and write: 'Nous nous assombrissons.'

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listening

Listen and write: 'Pourquoi s'assombrit-il ?'

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listening

Listen and write: 'L'ambiance s'assombrit.'

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listening

Listen and write: 'Le regard s'assombrit de colère.'

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listening

Listen and write: 'Les nuages s'assombrissent vite.'

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listening

Listen and write: 'Elle s'est assombrie.'

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listening

Listen and write: 'Tout s'assombrit.'

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listening

Listen and write: 'Le ciel va s'assombrir.'

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/ 200 correct

Perfect score!

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