perjudicar Present Subjunctive Conjugation
perjudicar — to harm
Perjudicar has a spelling change (c to qu) in all forms: perjudique, perjudiques, perjudique, perjudiquemos, perjudiquéis, perjudiquen.
perjudicar Present Subjunctive Forms
When to Use the Present Subjunctive
Use this when expressing a wish, doubt, or recommendation that something doesn't cause harm. It often follows phrases like 'Espero que...' or 'Dudo que...'.
Notes on perjudicar in the Present Subjunctive
This tense features a 'c' to 'qu' orthographic change to maintain the hard 'k' sound before the 'e' endings.
Example Sentences
Espero que mi opinión no te perjudique.
I hope my opinion doesn't harm you.
él/ella/usted
No queremos que los cambios perjudiquen a los empleados.
We don't want the changes to disadvantage the employees.
ellos/ellas/ustedes
Es posible que el clima perjudique la cosecha.
It's possible the weather might harm the harvest.
él/ella/usted
Common Mistakes
Mistake: perjudice
Correct: perjudique
Why: Using a 'c' before 'e' would change the pronunciation to an 's' or 'th' sound; 'qu' is required to keep the hard 'k' sound.
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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.
Imperfect
yo: perjudicaba
Regular -ar imperfect: perjudicaba, perjudicabas, perjudicaba, perjudicábamos, perjudicabais, perjudicaban.
Future
yo: perjudicaré
Regular: perjudicaré, perjudicarás, perjudicará, perjudicaremos, perjudicaréis, perjudicarán.
Conditional
yo: perjudicaría
Regular: perjudicaría, perjudicarías, perjudicaría, perjudicaríamos, perjudicaríais, perjudicarían.
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.