verb/kʁa.ke/
to split, to break; to crack (petroleum); to crack, to creak, to crunch; to give up, to break down, to crack; to fall for, to become infatuated with, to yield to, give in to, fall in love with
“Elle est vraiment belle. J'ai craqué pour elle.” — She's so beautiful. I've fallen in love with her.
Inherited from Middle French craquer, from Middle Dutch kraken (“to crack, crackle”), from Old Dutch *krakōn, from Frankish *krakōn (“to crack, crackle, shriek”), from Proto-Indo-European *gerg- (“to crow, shout”). Cognate with Old High German krahhōn, Old English cracian. More at crack.