Leaving vs. Returning

This form ('dejaste') tells us about an action that happened once and was completely finished in the past. It’s for quick, defined moments.

The Preterite Tense

The '-aste' ending is the classic signal that the simple past action was done by 'tú' (you, informal singular).

Tú Form

Spanish speakers often use 'dejar' (to leave) instead of 'olvidar' (to forget) when talking about leaving an object somewhere unintentionally. For example: 'Dejaste el paraguas' (You left the umbrella).

Using 'Dejar' for Forgetting

Extremely common way to talk about something you left or forgot in the past.

Allow vs. Cause

When using 'dejar' to mean 'allow,' you often follow it with 'que' and then the next verb in a special form called the subjunctive (e.g., 'dejaste que *comiera*').

Dejar + Que Structure

To express that 'you quit' a habit in the past, always use the pattern 'dejaste de' plus the action (e.g., 'Dejaste de beber' = You quit drinking).

Stopping Habits: Dejar de

In quick replies, you can use '¿Y tú dejaste?' ('And you let it?') to express surprise that permission was given.

Shortened Usage

Commonly used when discussing permission or lack thereof in the past.

'Dejaste' is the simple past tense (tú form) of 'dejar,' meaning 'you left' (an object or place), 'you forgot,' or 'you allowed.' Learn its full conjugation and grammar rules.

dejaste

Complete Conjugation Tables

🔄 Conjugations

indicative

present

future

imperfect

conditional

preterite

imperative

negative

affirmative

subjunctive

present

imperfect

Practice Conjugations