SpanishConjugationImperfect

Estar (to be) · Imperfect

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Estar in the Spanish imperfect (pretérito imperfecto) is: yo estaba, tú estabas, él/ella/usted estaba, nosotros/as estábamos, vosotros/as estabais, ellos/ellas/ustedes estaban. The imperfect of estar describes ongoing past states or background conditions — how things were at a stretch of time in the past, without a clear endpoint. Estar is regular in the imperfect, using standard -ar verb endings.

estar conjugation in the Imperfect (Pretérito imperfecto)
To BeEstar
I used to be
yo estaba
you used to be
tú estabas
he/she used to be
él/ella/usted estaba
we used to be
nosotros/as estábamos
you used to be
vosotros/as estabais
they used to be
ellos/ellas/ustedes estaban
Examples

Estar (to be) in context

Sentences that use estar in the imperfect. Tap each to hear it.

Estaba durmiendo cuando me llamaste.

I was sleeping when you called me.

Estabas muy preocupado por el examen.

You were very worried about the exam.

El cielo estaba gris esa mañana.

The sky was grey that morning.

Estábamos todos juntos en la playa.

We were all together at the beach.

Estabais muy callados en clase.

You were very quiet in class.

Mis padres estaban orgullosos de mí.

My parents were proud of me.

Tip

Working with the imperfect

The imperfect paints the background of a past scene: weather, age, habits, descriptions, ongoing actions that get interrupted. "Era de noche" (it was nighttime), "tenía cinco años" (I was five years old), "iba al parque cuando me llamaste" (I was going to the park when you called me). Only three verbs are irregular in the imperfect — ser (era), ir (iba), and ver (veía). Every other Spanish verb is regular here, which makes the imperfect one of the easiest tenses to learn.

Questions

Frequently asked questions

How do you conjugate estar in the imperfect?
Estar in the imperfect is regular: yo estaba, tú estabas, él/ella/usted estaba, nosotros/as estábamos, vosotros/as estabais, ellos/ellas/ustedes estaban. The yo and él/ella/usted forms are identical — this is normal for the imperfect of -ar verbs.
When should I use 'estaba' rather than 'estuve'?
Use 'estaba' for ongoing or background past states: descriptions, mental and physical conditions at a moment, or repeated/habitual past situations. 'Estaba feliz' (I was happy — at that time, background). 'Estuve feliz' (I was happy — a specific moment that ended). The imperfect is the workhorse for description, the preterite for events.
Why does 'estaba' work for both 'I was' and 'he was'?
Spanish -ar verb imperfect endings collapse the first-person singular (yo) and third-person singular (él/ella/usted) into a single -aba form. Context — usually a pronoun, name, or surrounding subject — disambiguates. This is true for all regular -ar verbs in the imperfect.
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