How to Say "don't return" in Spanish
The Spanish word for “don't return” is “regreses” — B1 level. This is a very common word in everyday Spanish.

Examples
Quiero que regreses a la oficina antes de las cinco.
I want you (tú) to return to the office before five.
Dudo que regreses tan pronto, el tráfico es terrible.
I doubt that you (tú) will come back so soon; the traffic is terrible.
No regreses sin haber comprado el pan.
Don't come back without having bought the bread.
Subjunctive Mood
'Regreses' is the special verb form (subjunctive) you use for 'tú' (you, informal singular) when you are expressing feelings, doubts, wishes, or influence about the action of returning.
Negative Commands
When you tell someone not to do something using 'tú' (e.g., 'Don't return'), you must use this form: 'No regreses.' The affirmative command is simply 'Regresa.'
Subjunctive vs. Indicative
Mistake: “Using the normal present form: 'Espero que tú regresas mañana.'”
Correction: You must use the special form: 'Espero que tú regreses mañana.' The 'que' often signals the need for the subjunctive.
Related Translations
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