perjudicar Imperfect Conjugation
perjudicar — to harm
Regular -ar imperfect: perjudicaba, perjudicabas, perjudicaba, perjudicábamos, perjudicabais, perjudicaban.
perjudicar Imperfect Forms
When to Use the Imperfect
Use this to describe ongoing past situations or habits that used to cause harm.
Notes on perjudicar in the Imperfect
Perjudicar is fully regular in the imperfect indicative.
Example Sentences
El ruido de la fábrica perjudicaba a los vecinos.
The noise from the factory used to harm the neighbors.
él/ella/usted
Antes, esas reglas no nos perjudicaban tanto.
Before, those rules didn't harm us so much.
ellos/ellas/ustedes
Yo no sabía que mis bromas te perjudicaban.
I didn't know that my jokes were harming you.
ellos/ellas/ustedes
Common Mistakes
Mistake: perjudicabamos (no accent)
Correct: perjudicábamos
Why: The 'nosotros' form of all -ar verbs in the imperfect requires an accent on the first 'a' of the ending.
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Related Tenses
Present
yo: perjudico
Completely regular: perjudico, perjudicas, perjudica, perjudicamos, perjudicáis, perjudican.
Preterite
yo: perjudiqué
Mostly regular, but the 'yo' form changes to perjudiqué to keep the hard 'k' sound.
Future
yo: perjudicaré
Regular: perjudicaré, perjudicarás, perjudicará, perjudicaremos, perjudicaréis, perjudicarán.
Conditional
yo: perjudicaría
Regular: perjudicaría, perjudicarías, perjudicaría, perjudicaríamos, perjudicaríais, perjudicarían.
Present Subjunctive
yo: perjudique
Perjudicar has a spelling change (c to qu) in all forms: perjudique, perjudiques, perjudique, perjudiquemos, perjudiquéis, perjudiquen.
Imperfect Subjunctive
yo: perjudicara
Formed from the preterite: perjudicara, perjudicaras, perjudicara, perjudicáramos, perjudicarais, perjudicaran.
Affirmative Imperative
yo: perjudica
Direct commands: perjudica (tú), perjudique (usted), perjudicad (vosotros), perjudiquen (ustedes).
Negative Imperative
yo: no perjudiques
Always uses the 'qu' spelling change: no perjudiques, no perjudique, no perjudiquemos, no perjudiquéis, no perjudiquen.