confonds

/kɔ̃.fɔ̃/confondre
1.
verbInd3rdPresSing1, 2

mix up

mistake (one person or thing for another)

confuse (two things)

Je confonds toujours la gauche et la droite.

I always mix up left and right.

2.
verbInd3rdPresSing1, 2

put to shame / disconcert (someone)

expose or refute (an argument); catch someone out

Je confonds ses arguments en montrant leurs contradictions.

I expose his arguments by showing their contradictions.