no debería haber hecho eso

shouldn't have done that

→ no
phrase Rare #30,224
shouldn't have done that Used to express regret or criticism about a past action. The subject is often omitted; debería can change to debí, debiste, debió, etc., depending on who did the action.
SP: No debería haber hecho eso sin pedir permiso.
EN: I shouldn't have done that without asking permission.

No debería haber hecho eso, sino seguir en el ómnibus.

He shouldn't have done that, he should have stayed on the bus.

— Estación central de Brasil (1998)

No debería haber hecho eso sola.

I shouldn't have done that alone.

Mira, no debería haber hecho eso.

Look, I shouldn't have done that.

— Hellfire (2026)

Tom no debería haber hecho eso.

Tom shouldn't have done that.

No es ese el único motivo por el que Tom no debería haber hecho eso.

That’s not the only reason Tom shouldn’t have done that.