calentar
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Pensar changes e to ie when the stem is stressed: pienso, piensas, piensa, pensamos, pensáis, piensan. This is the classic 'boot' for -ar verbs. Similar: cerrar, empezar, negar, sentar.
Conjugation
View endings (Guide)Modo
Subjuntivo
Subjuntivo
Tiempo
Presente de subjuntivo
Presente de subjuntivo
Click a tense to switch
Indicativo — Indicativo
Subjuntivo — Subjuntivo
Imperativo — Imperativo
More tenses are rolling out over time. · Full tables for some supported tenses are visible with Pro.
Formas impersonales
These are the non‑finite verb forms used in combinations and constructions.
- Infinitivo — calentar
- Infinitivo compuesto — haber calentado
- Gerundio — calentando
- Gerundio compuesto — habiendo calentado
- Participio — calentado
Key forms
yo
caliento
tú
calientas
él/ella
calienta
Use the present perfect for past actions that have a connection to the present or recent past.
Key forms
yo
he calentado
tú
has calentado
él/ella
ha calentado
Use the preterite to describe completed past actions with a clear beginning or end.
Key forms
yo
calenté
tú
calentaste
él/ella
calentó
Use the imperfect to describe ongoing, habitual, or background actions in the past.
Key forms
yo
calentaba
tú
calentabas
él/ella
calentaba
Use the pluperfect (pluscuamperfecto) for past actions completed before another past action.
Key forms
yo
había calentado
tú
habías calentado
él/ella
había calentado
Use for past-before-past; mainly literary.
Key forms
yo
hube calentado
tú
hubiste calentado
él/ella
hubo calentado
Use the future to express actions that will happen, predictions, or probability.
Key forms
yo
calentaré
tú
calentarás
él/ella
calentará
Use the conditional for hypothetical situations, polite requests, or future in the past.
Key forms
yo
calentaría
tú
calentarías
él/ella
calentaría
Use the future perfect for actions that will have been completed by a future time.
Key forms
yo
habré calentado
tú
habrás calentado
él/ella
habrá calentado
Use the conditional perfect for hypothetical past actions or actions that would have been completed.
Key forms
yo
habría calentado
tú
habrías calentado
él/ella
habría calentado
Use the present subjunctive for wishes, doubts, emotions, and after certain conjunctions.
Key forms
yo
caliente
tú
calientes
él/ella
caliente
Use for past actions with present relevance in subjunctive contexts.
Key forms
yo
haya calentado
tú
hayas calentado
él/ella
haya calentado
Use for hypothetical or reported past (e.g. Si viviera…).
Key forms
yo
calentara (calentase)
tú
calentaras (calentases)
él/ella
calentara (calentase)
Use for past-before-past in subjunctive contexts.
Key forms
yo
hubiera calentado (hubiese calentado)
tú
hubieras calentado (hubieses calentado)
él/ella
hubiera calentado (hubiese calentado)
Rare; legal/formal style.
Key forms
yo
calentare
tú
calentares
él/ella
calentare
Rare; future perfect in subjunctive contexts.
Key forms
yo
hubiere calentado
tú
hubieres calentado
él/ella
hubiere calentado
Affirmative imperative only. Negative imperative is available as a separate tense.
Key forms
yo
—
tú
calienta
él/ella
caliente
Negative commands: use No + form (e.g. No hables.).
Key forms
yo
—
tú
calientes
él/ella
caliente
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