Mixing up 'unir' and 'estar unido'

Unir is a regular verb, meaning its endings follow the standard pattern for verbs ending in -ir, making it easy to conjugate.

Regular -IR Verb

You can use 'unir' for abstract things like ideas, causes, or goals, not just physical objects.

Use for Abstractions

Extremely common word used for connecting things, physically or abstractly.

Forgetting the Reflexive Pronoun

When 'unir' is used with the pronoun 'se' (unirse), it means the subject is doing the action to itself or that multiple subjects are acting together to become one, like 'The companies merged' (Las empresas se unieron).

The Reflexive 'Se'

Whenever you talk about a person joining a club, a conversation, or a movement, you almost always need the reflexive form: 'unirse a' (to join + the group).

Joining a Group

Commonly used when a group comes together or someone joins a specific organization.

Learn the Spanish verb 'unir' (to join, to unite) including its transitive and reflexive forms ('unirse'), full conjugation tables, and practical usage examples for all CEFR levels.

unirse

Complete Conjugation Tables

🔄 Conjugations

indicative

conditional

present

preterite

imperfect

future

imperative

affirmative

negative

subjunctive

present

imperfect

Practice Conjugations