craquer

/kʁa.ke/
1.
verbInf1st

to crack, to make a cracking/creaking sound

to break (under pressure or load)

Le vieux plancher va craquer si tu sautes dessus.

The old floor will crack if you jump on it.

2.
verbInf1st

to lose one's composure; to have a nervous breakdown; to snap

Si ça continue comme ça, je vais craquer.

If this keeps up, I'm going to snap.

3.
verbInf1st

to give in (to temptation); to fall for (something or someone)

Finalement j'ai fini par craquer pour ces chaussures.

In the end I gave in and bought those shoes.