to faint
I almost fainted.
Il a pressé si fort ma poitrine que j'ai cru m'évanouir.
He squeezed my chest so hard that I thought I was going to faint.
— Le Conformiste (1971)
J'ai l'impression que je vais m'évanouir.
I feel like I'm going to faint.
I’m not going to faint.
Avant de m'évanouir, j'ai entendu quelque chose.
Before I passed out, I heard something.
J'ai cru que j'allais m'évanouir.
I thought I was going to faint.
I must have passed out.