parier

/pa.ʁje/
1.
verbInf1st

bet (place a wager)

gamble

Je parie dix euros sur ce cheval.

I bet ten euros on that horse.

2.
verbInf1st

bet (that something will happen); be willing to bet

express strong belief or certainty (colloquial)

Je parie qu'elle a encore oublié ses clés.

I bet she forgot her keys again.