The Verb SABER: Facts & Skills (to know)
saber for facts and skills, but remember the irregular 'Eu sei' and avoid using it for people.
Grammar Rule in 30 Seconds
Use 'saber' to express knowledge of facts, information, or skills, remembering it is irregular only in the first-person singular.
- Use for facts: Eu sei a resposta (I know the answer).
- Use for skills: Ela sabe nadar (She knows how to swim).
- Irregularity: Only the 'Eu' form changes to 'sei'.
Overview
The verb saber in Portuguese is fundamental for expressing knowledge of facts, information, or learned skills. At its core, saber functions as your internal database, storing and retrieving objective data or capabilities. It addresses the 'what' and 'how-to' of your understanding.
Unlike some other verbs of knowing, saber focuses on propositional knowledge—information that can be stated as a fact or an acquired ability. Understanding saber correctly from the outset is crucial for constructing clear, grammatically sound sentences in Portuguese, especially when differentiating it from the verb conhecer, which implies familiarity with people or places. Mastering saber allows you to communicate essential information about your mental grasp of the world around you.
Conjugation Table
| Pronoun | Conjugation (BP) | Conjugation (EP) | English Translation | ||
|---|---|---|---|---|---|
| :-------- | :--------------- | :--------------- | :------------------ | ||
| Eu | Eu sei |
Eu sei |
I know | ||
| Tu | - | Tu sabes |
You (sg, inf) know | ||
| Você | Você sabe |
Você sabe |
You (sg, form) know | ||
| Ele/Ela | Ele/Ela sabe |
Ele/Ela sabe |
He/She knows | ||
| Nós | Nós sabemos |
Nós sabemos |
We know | ||
| Vós | - | Vós sabeis |
You (pl, inf) know | ||
| Vocês | Vocês sabem |
Vocês sabem |
You (pl, form) know | ||
| Eles/Elas | Eles/Elas sabem |
Eles/Elas sabem |
They know |
How This Grammar Works
Saber operates within the Portuguese verbal system to convey specific types of cognitive understanding. It primarily signifies the possession of information or the acquisition of a skill. When you use saber, you are stating that a particular piece of knowledge resides within your mental framework, or that you have mastered a particular action or process.saber can be followed directly by a noun or a noun phrase to indicate knowledge of a specific fact or piece of information. For example, Eu sei o endereço (I know the address) shows possession of a specific factual detail. This direct relationship highlights the verb's role in conveying concrete information.o before endereço is the definite article, indicating a specific address.saber is used with an infinitive verb to express the ability or skill to perform an action. For instance, Você sabe nadar? (Do you know how to swim?) implies the learned capability to swim. In Portuguese, the English "how to" is inherently understood and not explicitly translated with como when expressing a skill with saber.saber and an infinitive verb is a common and idiomatic construction.saber frequently introduces subordinate clauses, which are dependent clauses that provide additional information about the main verb. These clauses often begin with interrogative adverbs or pronouns such as onde (where), quando (when), como (how), por que (why), o que (what), or the conjunction que (that). For example, Nós sabemos onde ele mora (We know where he lives) or Eu sei que você está feliz (I know that you are happy).Formation Pattern
saber in the present indicative is characterized by a single significant irregularity in the first person singular, followed by a more predictable pattern for the remaining forms.
Eu): The most critical aspect to remember is that Eu takes the form sei. There is no stem sab- here; the entire word is irregular. This is a common pattern in highly frequent verbs in Portuguese and other Romance languages.
-er Endings: For all other persons (Tu, Você, Ele/Ela, Nós, Vós, Vocês, Eles/Elas), the verb utilizes the stem sab-. To this stem, you attach the standard endings for regular -er verbs in the present indicative. These endings are: -es, -e, -emos, -eis, -em.
Tu + sab- + -es = Tu sabes
Você/Ele/Ela + sab- + -e = Você sabe, Ele sabe, Ela sabe
Nós + sab- + -emos = Nós sabemos
Vós + sab- + -eis = Vós sabeis (primarily EP)
Vocês/Eles/Elas + sab- + -em = Vocês sabem, Eles sabem, Elas sabem
saber manageable once the eu sei form is memorized. The consistency in the stem sab- for the other forms provides a stable foundation for conjugation practice. Always double-check the eu form, as it is the most common point of error for beginners.
When To Use It
Saber is employed in several distinct contexts to convey various aspects of knowledge and ability. Understanding these scenarios is key to using the verb correctly and naturally.- To express knowledge of facts, information, or data: This is the most straightforward application of
saber. If you possess a specific piece of information, a date, a name, an address, or any objective detail,saberis the appropriate verb. This includes knowing answers to questions or details about events. Eu sei o nome dela.(I know her name.)Você sabe que horas são?(Do you know what time it is?)Nós sabemos a capital do Brasil.(We know the capital of Brazil.)
- To express a learned skill or ability (how to do something): When you have acquired the competence to perform an action, you use
saberfollowed by an infinitive verb. Crucially, you do not usecomo(how) before the infinitive; thehow tois implied. This is a significant difference from English. Minha irmã sabe cozinhar muito bem.(My sister knows how to cook very well.)Eles sabem falar português.(They know how to speak Portuguese.)Você sabe dirigir?(Do you know how to drive?)
- To express knowledge of a subject, topic, or discipline: While
conhecercan also be used in some overlapping contexts,saberemphasizes the academic or factual knowledge within a field. If you understand the principles or facts of a subject,saberis fitting. Ela sabe muito sobre história.(She knows a lot about history.)Nós sabemos a teoria da relatividade.(We know the theory of relativity.)
- To introduce subordinate clauses that provide factual information:
Saberoften precedes clauses that begin withque(that), or interrogative words likeonde(where),quando(when),quem(who),qual(which),o que(what),por que(why), andse(if/whether). These clauses expand on the known information. Eu sei que ele vem amanhã.(I know that he is coming tomorrow.)Eles sabem onde é a festa.(They know where the party is.)Não sei se vai chover.(I don't know if it will rain.)
- To express awareness or understanding of a situation:
Sabercan convey that you are conscious of a particular circumstance or the reasons behind it. Você sabe por que ela está brava?(Do you know why she is angry?)Nós sabemos o problema.(We know the problem.)
When Not To Use It
saber is understanding when it is inappropriate. Misusing saber can lead to awkward or incorrect statements, particularly when the nuance between factual knowledge and personal familiarity is overlooked.- Do not use
saberto express familiarity with a person. If you want to say that you know a friend, a celebrity, or any individual,saberis the wrong choice. SayingEu sei o João(I know the João) sounds like you know facts about João, or perhaps his identity, but not that you have a personal relationship or acquaintance with him. For knowing people, you must useconhecer.
- Do not use
saberto express familiarity with a place, city, or location. If you have visited a city, are acquainted with a particular restaurant, or know the layout of a neighborhood because you have experienced it,saberis not correct. For knowing places through experience or acquaintance,conheceris the appropriate verb.
- Avoid using
saber como+ infinitive to express a skill. While grammatically understandable in some contexts, it is not the idiomatic and most natural way to express a learned ability in Portuguese. As previously stated, thecomois implied bysaber+ infinitive. For example,Eu sei como nadaris less natural thanEu sei nadar. While some native speakers might occasionally usecomoin this construction for emphasis, it's best to avoid it as a beginner to sound more natural and avoid potential clunkiness.
- Do not use
saberto mean "to meet" someone or "to visit" a place. These actions imply interaction and experience, which fall under the domain ofconhecer, notsaber.Saberis about possessing information, not engaging in direct acquaintance.
Common Mistakes
saber. Being aware of these common errors will help you avoid them and sound more natural.- 1Conjugation of
Eu: The absolute most frequent mistake is conjugatingEuaseu sabooreu sabei. Remember, the correct form isEu sei. This irregularity is non-negotiable and must be memorized. Sayingeu sabois a classic tell-tale sign of a beginner and will often elicit a gentle correction or a chuckle from native speakers.
- 1Confusing
SaberwithConhecerfor people and places: This is perhaps the most significant conceptual hurdle. As discussed,saberis for facts and skills, whileconheceris for familiarity with people and places through experience. If you sayEu sei o Pedro, it implies you know facts about Pedro (e.g., his age, profession), not that you are acquainted with him. To say "I know Pedro" as in "I am acquainted with Pedro," you must useEu conheço o Pedro.
- 1Literal Translation of "how to": English speakers often attempt to translate "how to" directly into Portuguese, resulting in phrases like
Eu sei como fazer(I know how to do). While understandable, the more natural and idiomatic construction is simplyEu sei fazer(I know to do / I know how to do). Thecomois redundant and often omitted. Strive for the concisesaber+ infinitive structure.
- 1Overlooking context for
saberin the past tense: While not directly related to the present tense, it's worth noting early thatsaberin past tenses (like the preterite) often shifts meaning to "found out." For example,Eu soube a verdademeans "I found out the truth," not "I knew the truth" (which would typically be expressed withEu sabia a verdadeusing the imperfect tense). This semantic shift is an advanced nuance, but understanding thatsaberisn't always a direct translation of "to know" across all tenses is important.
- 1Using
saberfor personal opinions or beliefs:Saberis about verifiable facts or skills. For expressing personal opinions, beliefs, or speculative ideas, other verbs likeachar(to think/find) orpensar(to think) are generally more appropriate. While you can sayEu sei que é verdade(I know that it's true), implying certainty based on evidence,Eu acho que é uma boa ideia(I think it's a good idea) usesacharfor a subjective opinion.
Memory Trick
To help differentiate saber from conhecer and remember its specific function, think of saber as having a database in your brain.
- You saber the data (facts, information) stored in the database.
- You saber the syntax (how-to) to query the database or perform an action.
For the irregular Eu sei form, consider the phrase: "I see, I know!" – the sound sei is similar to "see" and directly translates to "I know." This simple association can help solidify the correct form in your memory.
Real Conversations
In modern Portuguese communication, saber is used constantly across various registers, from casual texts to formal discussions. Its frequency makes it indispensable for natural conversation.
- Casual Text/Chat: Learners will often encounter sei as a quick acknowledgment. vc sabe onde eh o encontro? (do you know where the meeting is?) sei sim! (yes, I know!). The brevity reflects its common use.
- Asking for or Offering Information: Native speakers frequently use saber to check if someone has a piece of information or to provide it. Você sabe o telefone do restaurante? (Do you know the restaurant's phone number?) Não sei, vou procurar. (I don't know, I'll look for it.)
- Discussing Skills: When people talk about hobbies, work, or talents, saber + infinitive is standard. Minha amiga sabe tocar violão muito bem. (My friend knows how to play the guitar very well.) Eu não sei desenhar, mas queria aprender. (I don't know how to draw, but I'd like to learn.)
- Expressing Uncertainty (or lack thereof): Não sei is the ultimate phrase for indicating you lack information. It's concise and universally understood. A que horas fecha o banco? (What time does the bank close?) Não sei. (I don't know.) This is far more common than a lengthier explanation of lacking knowledge.
- Social Media Comments: You'll see saber used in comments to share or question facts. Alguém sabe quem é esse cantor? (Does anyone know who this singer is?) Eu sei! É o artista X. (I know! It's artist X.) This highlights its role in communal information sharing.
These examples demonstrate that saber is not just a textbook verb; it's an active component of daily communication, used to manage information flow and express personal competencies.
Contrast With Similar Patterns
saber is its comparison with conhecer. Both translate to "to know" in English, yet they operate on fundamentally different types of knowledge in Portuguese. Understanding this divergence is paramount for avoiding common errors and achieving fluency.Saber refers to factual knowledge, information, or learned abilities. It's about data, propositions, or how to perform an action. Think of knowledge that can be written down, explained, or demonstrated as a skill.Conhecer, conversely, refers to familiarity, acquaintance, or experience. It's about knowing a person, a place, a culture, a book, or a subject through direct encounter, sensory input, or prolonged exposure. It implies a personal relationship with the known entity.Saber (Facts/Skills) | Conhecer (Familiarity/Experience) |Eu sei o nome dele. (I know his name.) | Eu conheço o Pedro. (I know Pedro [am acquainted with him]). |Você sabe o que ele faz? (Do you know what he does?) | Você conhece a família dele? (Do you know his family?) |Eu sei o endereço da festa. (I know the party's address.) | Eu conheço a cidade de Lisboa. (I know Lisbon [have visited/experienced it]). |Eles sabem onde fica o museu. (They know where the museum is located.) | Eles conhecem bem o centro histórico. (They know the historic center well [have explored it]). |Eu sei a resposta. (I know the answer.) | Eu conheço este livro. (I know this book [have read/am familiar with it]). |Nós sabemos as regras do jogo. (We know the rules of the game.) | Nós conhecemos a culinária brasileira. (We know Brazilian cuisine [have tasted/experienced it]). |Ela sabe tocar piano. (She knows how to play piano.) | (Not applicable for skills with conhecer). |Saber often implies a mental possession of information, while conhecer implies a personal interaction or direct understanding derived from sensory engagement.conhecer to introduce yourself or others shows respect for the relationship and shared experience, rather than simply stating a fact with saber. It conveys a deeper social connection.Progressive Practice
To solidify your understanding and usage of saber, engage in targeted practice at your A1 level. Start with simple applications and gradually build complexity.
- Fact Recall: Begin by asking and answering simple factual questions using saber. For example, ask a partner: Você sabe o nome da capital da França? (Do you know the name of France's capital?) or Você sabe meu aniversário? (Do you know my birthday?). Practice responding with Eu sei... or Não sei....
- Skill Identification: Think about what you know how to do. List 3-5 activities and form sentences: Eu sei cozinhar. (I know how to cook.) Eu sei falar inglês. (I know how to speak English.) Then, ask others: Você sabe dançar? (Do you know how to dance?).
- Information Gathering: Pay attention to phrases in Portuguese media (songs, simple videos, learning apps) where saber is used to introduce information. Try to identify the que clauses or interrogative words that follow saber.
- Mini-Dialogues: Create short dialogues where you need to ask for or provide a piece of information. Example: "Hi, do you know the bus number to the center?" "No, I don't know, but she knows." (Olá, você sabe o número do ônibus para o centro? Não, eu não sei, mas ela sabe.) This helps integrate saber into conversational flow.
- Journaling/Self-Reflection: Write a few sentences daily about what you know (facts) and what you know how to do (skills). This active recall and application will reinforce the verb's usage in your memory.
Quick FAQ
saber that often arise for learners:saber for languages?Yes, you can say Eu sei português (I know Portuguese), but Eu falo português (I speak Portuguese) is more commonly used and sounds more natural when referring to the ability to communicate in a language. Saber focuses more on the grammatical and lexical knowledge, while falar emphasizes the act of speaking.
sei pronounced like "say" in English?Not exactly. The pronunciation of sei is close to "say" but typically involves a slight diphthong, like "sey-ee" or "seh-i," with a subtle i sound at the end in many Portuguese accents, particularly in Brazil. In European Portuguese, the ei sound is often more closed. Listen to native speakers to capture the nuance.
não sei and não conheço?Não sei means "I don't know" in the sense of lacking a specific piece of factual information (Não sei a resposta - I don't know the answer). Não conheço means "I don't know" in the sense of not being familiar with someone or something (Não conheço essa pessoa - I don't know that person; Não conheço este lugar - I don't know this place). The distinction lies in information vs. familiarity/acquaintance.
tu sabes?In some regions of Brazil, particularly the South and Northeast, tu is used. However, it is often conjugated with the third-person singular form (tu sabe) instead of the traditional second-person singular (tu sabes). For A1 learners, it's generally safer and more widely understood to use você sabe for singular 'you' across all of Brazil, as você is prevalent in most regions.
saber always imply certainty?While saber generally implies a degree of certainty or confirmed knowledge, it can be used in questions that seek information where the speaker is uncertain (Você sabe onde fica o metrô? - Do you know where the subway is?). When used negatively (Não sei), it explicitly states a lack of information or certainty on the speaker's part.
Conjugation of Saber (Present Indicative)
| Pronoun | Conjugation |
|---|---|
|
Eu
|
sei
|
|
Você/Ele/Ela
|
sabe
|
|
Nós
|
sabemos
|
|
Vocês/Eles/Elas
|
sabem
|
Meanings
The verb 'saber' is used to express knowledge of information, facts, or the ability to perform a learned skill.
Factual knowledge
Knowing specific information or data.
“Eu sei o nome dele.”
“Você sabe onde é a escola?”
Learned skills
Knowing how to do something (often followed by an infinitive).
“Ele sabe dirigir.”
“Eu sei cozinhar bem.”
Reference Table
| Form | Structure | Example |
|---|---|---|
|
Affirmative
|
Subject + Saber + Object
|
Eu sei a resposta.
|
|
Negative
|
Subject + não + Saber + Object
|
Eu não sei a resposta.
|
|
Question
|
Saber + Subject + Object?
|
Você sabe a resposta?
|
|
Skill
|
Saber + Verb(infinitive)
|
Eu sei nadar.
|
|
Short Answer
|
Sim/Não + (Subject) + Saber
|
Sim, eu sei.
|
|
Fact
|
Saber + que/onde/quem
|
Eu sei onde ele mora.
|
Formality Spectrum
O senhor sabe a resposta? (Asking for information)
Você sabe a resposta? (Asking for information)
Sabe a resposta? (Asking for information)
Tá ligado na resposta? (Asking for information)
Saber Usage Map
Facts
- Data Information
- Verdade Truth
Skills
- Nadar Swim
- Falar Speak
Examples by Level
Eu sei falar português.
I know how to speak Portuguese.
Você sabe o meu nome?
Do you know my name?
Nós sabemos a resposta.
We know the answer.
Eles sabem nadar.
They know how to swim.
Eu não sei onde é o banco.
I don't know where the bank is.
Você sabe cozinhar?
Do you know how to cook?
Ela sabe que horas são.
She knows what time it is.
Vocês sabem a verdade?
Do you know the truth?
Eu não sei por que ele não veio.
I don't know why he didn't come.
Você sabe usar este programa?
Do you know how to use this program?
Nós sabemos que o projeto é difícil.
We know the project is difficult.
Eles sabem quem é o chefe.
They know who the boss is.
Quem sabe, talvez eu vá.
Who knows, maybe I'll go.
Eu sei de cor a letra da música.
I know the song lyrics by heart.
Você sabe bem o que aconteceu.
You know well what happened.
Ninguém sabe a solução.
Nobody knows the solution.
Ele sabe muito bem o que está fazendo.
He knows very well what he is doing.
Eu não sei se devo aceitar.
I don't know if I should accept.
Você sabe o que é passar por isso?
Do you know what it's like to go through this?
Sabemos que a teoria é complexa.
We know the theory is complex.
Sei lá, não tenho certeza.
I don't know, I'm not sure.
Ele sabe tudo sobre história.
He knows everything about history.
Quem sabe o dia de amanhã?
Who knows what tomorrow brings?
Não se sabe ao certo a origem.
The origin is not known for sure.
Easily Confused
Both mean 'to know' in English.
Learners add 'como' because of English 'how to'.
Learners apply regular conjugation to an irregular verb.
Common Mistakes
Eu sabo
Eu sei
Eu sei a Maria
Eu conheço a Maria
Eu sei como nadar
Eu sei nadar
Você sabe o Brasil?
Você conhece o Brasil?
Ele sabe de nadar
Ele sabe nadar
Nós sabemos a cidade
Nós conhecemos a cidade
Eles não sabem nada
Eles não sabem de nada
Eu sei que ele virá
Eu sei que ele virá
Eu sei o caminho
Eu conheço o caminho
Você sabe a resposta?
Você sabe a resposta?
Eu saberia
Eu saberia
Não se sabe se é verdade
Não se sabe se é verdade
Ele sabe tudo de mim
Ele sabe tudo sobre mim
Sentence Patterns
Eu sei ___.
Você sabe ___?
Eu não sei ___.
Nós sabemos que ___.
Real World Usage
Você sabe onde ele está?
Eu sei trabalhar em equipe.
Você sabe o que tem neste prato?
Você sabe onde é o aeroporto?
Quem sabe a resposta?
Eu não sei a resposta, professor.
The 'Brain' Rule
No 'como'
The 'Eu' form
Casual 'Sei lá'
Smart Tips
Drop the 'how to' and just use the infinitive.
Stop yourself and switch to 'conhecer'.
Use 'Sei lá' in casual settings.
Use 'saber' + 'que'.
Pronunciation
Saber
The 's' is soft, and the 'r' at the end is often dropped in speech.
Question
Você sabe? ↑
Rising pitch at the end for yes/no questions.
Memorize It
Mnemonic
Saber is for the brain (facts), Conhecer is for the heart (people).
Visual Association
Imagine a lightbulb turning on in your head when you use 'saber' because you just learned a fact.
Rhyme
Eu sei, você sabe, todos sabem, o conhecimento não cabe!
Story
Maria wants to learn to surf. She asks her friend, 'Você sabe surfar?' Her friend says, 'Eu sei!'. They go to the beach, and Maria meets a new surfer friend. She says, 'Eu conheço este surfista'.
Word Web
Challenge
Write 3 sentences about things you know how to do and 3 facts you know about your city.
Cultural Notes
In Brazil, 'sei lá' is a very common way to say 'I don't know' in casual settings.
In Portugal, people might use 'saber' more formally in professional settings.
In Angola, the use of 'saber' is similar to Brazil, but with local rhythmic patterns.
Comes from the Latin 'sapere', meaning 'to be wise' or 'to have taste'.
Conversation Starters
Você sabe falar outras línguas?
Você sabe onde fica o melhor restaurante?
Você sabe como usar este aplicativo?
Quem sabe o que vai acontecer amanhã?
Journal Prompts
Common Mistakes
Test Yourself
___ a verdade.
Eu ___ nadar.
Find and fix the mistake:
Eu sei como dançar.
Arrange the words in the correct order:
All words placed
Click words above to build the sentence
Do you know where it is?
Answer starts with: Voc...
Match each item on the left with its pair on the right:
A: Você sabe falar inglês? B: ___.
Use 'saber' and 'cozinhar'.
Score: /8
Practice Exercises
8 exercises___ a verdade.
Eu ___ nadar.
Find and fix the mistake:
Eu sei como dançar.
a / eu / resposta / sei
Do you know where it is?
Eu - Nós
A: Você sabe falar inglês? B: ___.
Use 'saber' and 'cozinhar'.
Score: /8
Practice Bank
10 exercisesVocê ___ o número do Uber?
não / Eu / a / sei / resposta
We know the way.
Choose the best option:
Match them:
Eu sei como falar inglês.
Ninguém ___ o que eu passei.
I know who he is (but haven't met him).
I don't know.
Tu ___ o que aconteceu?
Score: /10
FAQ (8)
No, only in the 'Eu' form.
No, use 'conhecer'.
It's an irregular verb.
No, never.
No, use 'conhecer'.
It means 'I don't know' in a casual way.
Yes, 'Eu sei que...' is common.
Yes, it describes a state of knowledge.
Scaffolded Practice
1
2
3
4
Mastery Progress
Needs Practice
Improving
Strong
Mastered
In Other Languages
saber
The conjugation is very similar.
savoir
French also distinguishes between 'savoir' and 'connaître'.
wissen
German splits the meaning into two different verbs.
shiru
Japanese uses 'dekiru' for skills.
ya'rifu
Arabic uses different roots for skills.
zhidao
Chinese uses 'hui' for skills.
Learning Path
Prerequisites
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