endurecer
Practice-readyto endurecer
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Conocer means 'to know' (people or places). The yo form adds z before c: conozco. All other present forms are regular (conoces, conoce...). Many -ecer and -ocer verbs follow this (parecer → parezco...
Conjugation
View endings (Guide)Modo
Indicativo
Indicativo
Tiempo
Presente
Presente
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 — endurecer
- Infinitivo compuesto — haber endurecido
- Gerundio — endureciendo
- Gerundio compuesto — habiendo endurecido
- Participio — endurecido
Recommended next Try Present Subjunctive →
Key forms
yo
endurezco
tú
endureces
él/ella
endurece
Use the present perfect for past actions that have a connection to the present or recent past.
Key forms
yo
he endurecido
tú
has endurecido
él/ella
ha endurecido
Use the preterite to describe completed past actions with a clear beginning or end.
Key forms
yo
endurecí
tú
endureciste
él/ella
endureció
Use the imperfect to describe ongoing, habitual, or background actions in the past.
Key forms
yo
endurecía
tú
endurecías
él/ella
endurecía
Use the pluperfect (pluscuamperfecto) for past actions completed before another past action.
Key forms
yo
había endurecido
tú
habías endurecido
él/ella
había endurecido
Use for past-before-past; mainly literary.
Key forms
yo
hube endurecido
tú
hubiste endurecido
él/ella
hubo endurecido
Use the future to express actions that will happen, predictions, or probability.
Key forms
yo
endureceré
tú
endurecerás
él/ella
endurecerá
Use the conditional for hypothetical situations, polite requests, or future in the past.
Key forms
yo
endurecería
tú
endurecerías
él/ella
endurecería
Use the future perfect for actions that will have been completed by a future time.
Key forms
yo
habré endurecido
tú
habrás endurecido
él/ella
habrá endurecido
Use the conditional perfect for hypothetical past actions or actions that would have been completed.
Key forms
yo
habría endurecido
tú
habrías endurecido
él/ella
habría endurecido
Use the present subjunctive for wishes, doubts, emotions, and after certain conjunctions.
Key forms
yo
endurezca
tú
endurezcas
él/ella
endurezca
Use for past actions with present relevance in subjunctive contexts.
Key forms
yo
haya endurecido
tú
hayas endurecido
él/ella
haya endurecido
Use for hypothetical or reported past (e.g. Si viviera…).
Key forms
yo
endureciera (endureciese)
tú
endurecieras (endurecieses)
él/ella
endureciera (endureciese)
Use for past-before-past in subjunctive contexts.
Key forms
yo
hubiera endurecido (hubiese endurecido)
tú
hubieras endurecido (hubieses endurecido)
él/ella
hubiera endurecido (hubiese endurecido)
Rare; legal/formal style.
Key forms
yo
endureciere
tú
endurecieres
él/ella
endureciere
Rare; future perfect in subjunctive contexts.
Key forms
yo
hubiere endurecido
tú
hubieres endurecido
él/ella
hubiere endurecido
Affirmative imperative only. Negative imperative is available as a separate tense.
Key forms
yo
—
tú
endurece
él/ella
endurezca
Negative commands: use No + form (e.g. No hables.).
Key forms
yo
—
tú
endurezcas
él/ella
endurezca
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