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How to use the imperfect tense in Brazilian Portuguese?

By: Fabiana Dametto Oliveira Thu Dec 12 2024

The imperfect is one of the past tenses in Brazilian Portuguese, and it’s mostly used to provide descriptions of people, places, repeated actions, and habits in the past. For example:

Eu brincava na rua quando era criança.

I used to play on the street when I was a child.

We can use the imperfect when the duration of the action is indeterminate or unspecified in time. Depending on the context, it can be translated as “used to + verb,” “was + verb -ing,” "would + verb” or sometimes just “verb-ed.” In this post, we’ll cover how to form this tense in Brazilian Portuguese and when to use it. Let’s explore and see how you form and use this tense!

Table of Contents

    How to form the imperfect tense in Brazilian Portuguese?

    To form the imperfect tense of regular verbs in Brazilian Portuguese, simply remove the ending from the infinitive verb, then add the appropriate imperfect suffix. There are also a few verbs that have irregular imperfect forms (though not many!) which we will discuss below.

    • Remove the endings (-ar, -er, -ir) from the infinitive verb.

      • falar → fal-

      • comer → com-

      • abrir → abr-

    • Add the corresponding endings. There are three patterns, one for each of the three main infinitive endings.

      Subject Pronouns
      falar(to speak)
      comer(to eat)
      abrir(to open)
      eu(I)
      falava
      comia
      abria
      tu(you)
      falavas
      comias
      abrias
      você(you, sg.)ele(he, it)ela(she, it)
      falava
      comia
      abria
      nós(we)
      falávamos
      comíamos
      abríamos
      vós*(you, formal)
      faláveis
      comíeis
      abríeis
      vocês(you, pl.)eles, elas(they)
      falavam
      comiam
      abriam
      * This is a very formal “you” that is rarely used in everyday written and spoken language.
    Tip

    Did you notice any similarity in the verbs comer(to eat) and abrir(to open)? The verbs ending in -er and -ir in the imperfect have exactly the same ending pattern, so it’s easier to remember them!

    Important

    In verbs ending in -air, -uir, and -oer, such as sair(to go out), construir(to build), and moer(to grind), we add the acute accent / ´ / to mark the i of the -ia ending in the eu(I) form, as in:

    Which verbs are irregular in the imperfect tense?

    There are only four irregular verbs in the imperfect tense: ser(to be), ter(to have), vir(to come), and pôr(to put). Their conjugations are given below. You’ll see later in this post that the verbs ser and ter are particularly useful when we use the imperfect.

    Subject Pronouns
    ser(to be)
    ter(to have)
    vir(to come)
    pôr(to put)
    eu(I)
    era
    tinha
    vinha
    punha
    tu(you)
    eras
    tinhas
    vinhas
    punhas
    você(you, sg.)ele(he, it)ela(she, it)
    era
    tinha
    vinha
    punha
    nós(we)
    éramos
    tínhamos
    vínhamos
    púnhamos
    vós*(you, formal)
    éreis
    tínheis
    vínheis
    púnheis
    vocês(you, pl.)eles, elas(they)
    eram
    tinham
    vinham
    punham
    * This is a very formal “you” that is rarely used in everyday written and spoken language.
    Important

    Notice that the verb pôr(to put) ends in -or. It’s treated as an exception, since in Brazilian Portuguese we typically only have three verb endings: -ar, -er, ir.

    If you are curious to know a little bit about the origin of this and the other few verbs ending in -or, take a look at this short explanation!

    When to use the imperfect tense in Brazilian Portuguese?

    The imperfect tense is used in Brazilian Portuguese when we…

    • talk about habits and repeated actions in the past

    • provide background information and descriptions in the past

    • talk about simultaneous past actions

    • talk about interrupted past actions

    • talk about past intentions

    • express a polite request

    • give advice

    As you can see, the imperfect tense is used in several different contexts and circumstances, and it can have various translations in English. Let's have a look at each of these uses in detail now.

    Using the imperfect to talk about habits and repeated actions in the past

    Talking about habits and repeated actions in the past is the most common use of the imperfect tense in Brazilian Portuguese. The imperfect in this context is usually translated using the corresponds to the English simple past tense (“verb-ed”) or to the expression “used to + verb.” Take a look:

    Na minha infância, eu jogava vídeo game com meus amigos.

    In my childhood I used to play video games with my friends.

    The general time period of the repeated action can be clarified by using time markers, like na infância(in childhood). Take a look at this chart of common time markers in the imperfect for more examples!

    We also often use adverbs of frequency to describe how often an action was repeated in the past, as in the sentence below.

    Todos os dias eu almoçava na casa da minha avó.

    Every day I had lunch at my grandmother's house.

    You can check out this chart of common adverbs of frequency used with the imperfect for more examples. Notice that they are the same adverbs used to describe routines in the present tense.

    Important

    The verb costumar(to accustom) is commonly used in the imperfect to refer to habits in the past. It’s used in the expression costumar + infinitive verb as an equivalent to “used to + verb” in English.

    imperfectinfinitive

    Eu costumava dirigir para ir ao trabalho.

    I used to drive to go to work.

    Though we could also talk about a past habit using just the imperfect of dirigir (eu dirigia para ir ao trabalho), Brazilians often use costumar in everyday language in order to emphasize that the action was repeated habitually in the past. Here are a couple more examples:

    imperfectinfinitive

    Nós costumávamos ir à praia.

    We used to go to the beach.

    Você costumava escutar rádio?

    Did you used to listen to the radio?

    Using the imperfect to provide background information in the past

    The imperfect can provide background information for events in the past. It’s often used with the non-action verbs ser(to be), estar(to be), and ter(to have). Let’s review the usages of these verbs in the imperfect one by one.

    • The imperfect of the verb ser(to be) can describe the characteristics or quality of something or someone in the past.

      • Ele era um adolescente extrovertido.

        He was an extroverted teenager.

      • Aquele restaurante era o melhor da cidade.

        That restaurant was the best in the city.

      Important

      The verbs ter(to have) and haver(to be) are also frequently used to describe the characteristics of places. In this context, these verbs are impersonal and are translated into English as “there is/are.”

      Tinha muitas flores naquele parque.
      Havia muitas flores naquele parque.

      There were many flowers in that park.

      Brazilians usually use ter in everyday language, whilehaver is more common in written or formal language.

    • The imperfect of the verb ser(to be) is also used to describe time or periods of the day. It’s commonly combined with a punctual action described in the preterite tense.

      imperfectpreterite

      Eram duas horas quando você enviou o email.

      It was two o’clock when you sent the email.

    • We use the imperfect of the verb estar(to be) to describe someone’s or something’s location in the past.

      Eu estava em casa ontem à noite.

      I was at home last night.

    • We use the imperfect of the verb ter(to have) to describe age in the past.

      Eu tinha 10 anos quando ganhei uma bicicleta.

      I was ten years old when I got a bike.

    Using the imperfect to talk about simultaneous actions in the past

    We can also describe two or more actions occurring at the same time in the past by using the imperfect. In this case, the imperfect is equivalent to the past progressive in English (“was/were verb-ing”).

    Enquanto você dirigia, eu procurava o caminho.

    While you were driving, I was looking for the way.

    Tip

    The conjunction enquanto(while) is often used to connect and reinforce the idea that two actions were simultaneous.

    Using the imperfect to talk about interrupted actions in the past

    We also use the imperfect to refer to an ongoing action in the past that was interrupted by a punctual action, which is described in the preterite tense.

    imperfectpreterite

    Eu cozinhava quando você chegou.

    I was cooking when you arrived.

    The arrival (punctual) interrupts the cooking (ongoing).

    Similar to the simultaneous action in the past, it corresponds to the English past continuous too.

    Important

    In Brazilian Portuguese, it’s also common to refer to an ongoing action in the past by using the imperfect continuous tense. We typically use this tense to put emphasis on the ongoing nature of the action.

    The imperfect continuous tense is formed with the auxiliary verb estar(to be) in the imperfect + main verb in the gerund form (ending in -ndo).

    estar(to be)

    imperfect

    gerund

    Enquanto você estava dirigindo, eu estava procurando o caminho.

    While you were driving, I was looking for the way.

    Eu estava cozinhando quando você chegou.

    I was cooking when you arrived.

    As you can see from the examples above, the imperfect continuous can be used both for simultaneous actions and interrupted actions. In these two particular cases, the imperfect continuous is actually used more often in everyday language, since the imperfect is considered a little bit formal in these contexts.

    Using the imperfect to refer to an intention in the past

    The imperfect can be used to show that someone had an intention to do something in the past that has since changed. This interesting use of the imperfect is equivalent to the English “was/were going to.” See the example below, and is formed using the formula below:

    ir(to go)

    imperfect

    intended action

    Eu ia jogar futebol, mas começou a chover.

    I was going to play football, but it started to rain.

    Notice that in the sentence above, the action in the preterite (começou a chover) reveals what happened to prevent my initial plan from happening. We always use the verb ir to form this structure in the imperfect. Here’s how to conjugate it:

    Subject Pronouns
    ir(to go)
    eu(I)
    ia
    tu(you)
    ias
    você(you, sg.)ele(he, it)ela(she, it)
    ia
    nós(we)
    íamos
    vós*(you, formal)
    íeis
    vocês(you, pl.)eles, elas(they)
    iam

    Using the imperfect in polite requests

    The imperfect is often used among Brazilians to express preferences, desires, orders, and requests in informal written and spoken language. It's equivalent to the English “would” or “could.”

    Eu queria dois cafés, por favor.

    I would like two coffees, please.

    The most common verbs used to express politeness when requesting something are querer(to want), preferir(to prefer), and poder(to be able to, can).

    • Eu preferia um suco de maracujá ao invés de água.

      I would prefer a passion fruit juice instead of water.

    • Você podia fechar a porta?

      Could you close the door?

    Using the imperfect to give advice

    We can use the imperfect to give advice to someone. It’s formed with the verb dever(should) in the imperfect + infinitive. We use it to show politeness when giving advice, recommendations, and opinions.

    imperfectinfinitive

    Você devia dormir mais cedo.

    You should sleep earlier.

    Tip

    In Brazilian Portuguese we also use the conditional tense for both requests and advice:

    conditional

    Você poderia fechar a porta?

    We used to go to the beach.

    Você deveria dormir mais cedo.

    You should sleep earlier.

    However, the conditional is more common in formal language, whereas the imperfect is more common in informal and everyday language.

    In summary

    Let's refresh how to form the imperfect tense in Brazilian Portuguese:

    • Regular verbs

      Remove the infinitive ending and add the corresponding endings in the imperfect:

      • -ar verbs: -ava, -avas, -ava, -ávamos, -aveis, -avam

      • -er and -ir verbs: -ia, -ias, -ia, -íamos, -íeis, -iam

    • Irregular verbs → There are four: ser(to be), ter(to have), vir(to come), and pôr(to put).

    • Use the imperfect when:

      • You are talking about habits and repeated actions in the past.

      • You want to provide description or background information for actions in the past.

      • You are talking about simultaneous or interrupted actions in the past.

      • You are talking about a change of initial plans in the past.

      • You are expressing preferences, orders, and requests in a more polite way.

      • You want to give advice.

    Ready to practice forming and using the imperfect tense in Brazilian Portuguese? Check out our activity!

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