intervenir Conditional Conjugation
intervenir — to intervene
The conditional uses the irregular stem 'intervendr-' followed by regular -ía endings.
intervenir Conditional Forms
When to Use the Conditional
Use this for 'would' scenarios, such as explaining what you would do in someone else's shoes or making polite suggestions about involvement.
Notes on intervenir in the Conditional
It shares the same irregular stem as the future tense: 'intervendr-'.
Example Sentences
Yo intervendría, pero no es mi problema.
I would intervene, but it's not my problem.
yo
¿Intervendrías tú en ese caso?
Would you intervene in that case?
tú
Ellos intervendrían si tuvieran permiso.
They would intervene if they had permission.
ellos/ellas/ustedes
Common Mistakes
Mistake: Using 'interveniría' instead of 'intervendría'.
Correct: intervendría
Why: The conditional must use the irregular 'd' stem (intervendr-) just like the future tense.
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Related Tenses
Present
yo: intervengo
Intervenir is irregular in the present, featuring a 'g' in the 'yo' form and an 'ie' stem change in others.
Preterite
yo: intervine
Intervenir is highly irregular in the preterite, following the 'u-stem' pattern (intervin-).
Imperfect
yo: intervenía
The imperfect of intervenir is regular: intervenía, intervenías, intervenía...
Future
yo: intervendré
The future tense of intervenir uses the irregular stem 'intervendr-'.
Present Subjunctive
yo: intervenga
Intervenir is irregular in the present subjunctive, using the stem 'interveng-' for all persons.
Imperfect Subjunctive
yo: interviniera
The imperfect subjunctive uses the irregular stem 'intervinier-' for all forms.
Affirmative Imperative
yo: intervén
The imperative uses the short form 'intervén' for the informal 'tú' command.
Negative Imperative
yo: no intervengas
The negative imperative always uses the present subjunctive forms with 'no'.