ele vacilou

hesitated, faltered, made a mistake, messed up

→ vacilar
vacil hesitate + ou 3rd-person singular past tense
verb · 3rd-person singular, past tense Rare #37,608
hesitated, faltered Past form of “vacilar.”
PO: Ela vacilou antes de responder.
EN: She hesitated before answering.
made a mistake, messed up Colloquial.
PO: Você vacilou ao contar o segredo.
EN: You messed up by telling the secret.
Conjugation of vacilar
Indicative past
SingularPlural
Third vacilou —

Sami não vacilou.

Sami didn’t let us down.

Vacilou comigo, tá fodida.

You messed with me, and now you're screwed.

— Última Parada 174 (2008)

Você vacilou.

You hesitated.

— Sociedade dos Poetas Mortos (1989)

Vacilou um pouco.

He hesitated a little.

— Whiplash: Em Busca da Perfeição (2014)

Ele devia estar nervoso, mas não vacilou.

He should have been nervous, but he didn't hesitate.

— Titanic (1997)