unir Affirmative Imperative Conjugation
unir — to join
The imperative of unir gives direct commands: une (tú), unid (vosotros), una (usted).
unir Affirmative Imperative Forms
When to Use the Affirmative Imperative
Use this to tell someone to join things together, like 'Join these two parts' or 'Let's join our hands'.
Notes on unir in the Affirmative Imperative
Unir is regular in the imperative. The 'vosotros' form replaces the final 'r' with 'd'.
Example Sentences
¡Une estas dos piezas ahora!
Join these two pieces now!
tú
Unan los cables con cuidado, por favor.
Join the cables carefully, please.
ustedes
Unamos nuestras voces para cantar.
Let's join our voices to sing.
nosotros
Common Mistakes
Mistake: unid
Correct: une
Why: Using the 'vosotros' form (unid) when you mean to address a single friend (tú).
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Related Tenses
Present
yo: uno
The present tense of unir is regular: uno, unes, une, unimos, unís, unen.
Preterite
yo: uní
Unir is regular in the preterite: uní, uniste, unió, unimos, unisteis, unieron.
Imperfect
yo: unía
The imperfect of unir uses standard -ía endings: unía, unías, unía, uníamos, uníais, unían.
Future
yo: uniré
The future of unir is formed by adding endings to the infinitive: uniré, unirás, unirá, uniremos, uniréis, unirán.
Conditional
yo: uniría
The conditional of unir uses the infinitive plus -ía: uniría, unirías, uniría, uniríamos, uniríais, unirían.
Present Subjunctive
yo: una
The present subjunctive of unir follows the regular -ir pattern: una, unas, una, unamos, unáis, unan.
Imperfect Subjunctive
yo: uniera
The imperfect subjunctive of unir is regular: uniera, unieras, uniera, uniéramos, unierais, unieran.
Negative Imperative
yo: no unas
The negative imperative of unir uses the present subjunctive forms: no unas, no una, no unamos, no unáis, no unan.