no actúes

don't act

→ no
phrase Uncommon #21,165
don't act A negative command addressed to one person using tú. The example sentences use actúo, meaning “I act” or “I pretend,” rather than the command no actúes.
SP: No actúes como si no supieras nada.
EN: Don't act as if you don't know anything.

No actúes así.

Don't act like that.

No actúes según tu edad; actúa según tú mismo.

Don't act your age; act like yourself.

No actúes como si te importara.

Don't act like you care.

— ¡Que te den profe! (2013)

No actúes de manera inteligente.

Don't act smart.

— Gully Boy (2019)

No actúes como si no supieras lo que está pasando.

Don't act as if you don't know what's going on.

No actúes como un criado.

Don't act like a servant.

— La linterna roja (1991)