unirse Imperfect Subjunctive Conjugation
unirse — to join
The imperfect subjunctive of unirse uses the -ra endings: me uniera, te unieras, se uniera.
unirse Imperfect Subjunctive Forms
When to Use the Imperfect Subjunctive
Use this for hypothetical 'if' scenarios (e.g., 'If I joined...') or after expressions of past desire or doubt.
Notes on unirse in the Imperfect Subjunctive
It is regular. It is derived from the third-person plural preterite (unieron), dropping the -on and adding -a, -as, -a, etc.
Example Sentences
Si me uniera al equipo, ganaría mucho dinero.
If I joined the team, I would earn a lot of money.
yo
Querían que nos uniéramos al proyecto.
They wanted us to join the project.
nosotros
Si se unieran, seríamos más fuertes.
If they joined, we would be stronger.
ellos/ellas/ustedes
Common Mistakes
Mistake: Forgetting the accent on the nosotros form 'nos unieramos'.
Correct: nos uniéramos
Why: The nosotros form of the imperfect subjunctive always has an accent on the vowel before the -ramos.
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Related Tenses
Present
yo: me uno
The present of unirse is a regular -ir reflexive verb: me uno, te unes, se une, nos unimos, os unís, se unen.
Preterite
yo: me uní
The preterite of unirse is regular: me uní, te uniste, se unió, nos unimos, os unisteis, se unieron.
Imperfect
yo: me unía
The imperfect of unirse is regular and uses the -ía ending: me unía, te unías, se unía.
Future
yo: me uniré
The future of unirse uses the full infinitive plus endings: me uniré, te unirás, se unirá.
Conditional
yo: me uniría
The conditional of unirse uses the infinitive plus -ía: me uniría, te unirías, se uniría.
Present Subjunctive
yo: me una
The present subjunctive of unirse changes the 'i' to 'a': me una, te unas, se una, nos unamos, os unáis, se unan.
Affirmative Imperative
yo: únete
The affirmative imperative attaches pronouns to the end: únete, únase, unámonos, uníos, únanse.
Negative Imperative
yo: no te unas
The negative imperative uses the present subjunctive: no te unas, no se una, no nos unamos.