Synonyms of crack up

Noun

1. breakdown, crack-up, collapse, prostration

usage: a mental or physical breakdown

Verb

1. crack up, crack, crock up, break up, collapse, suffer, sustain, have, get

usage: suffer a nervous breakdown

2. crack up, laud, extol, exalt, glorify, proclaim

usage: rhapsodize about

3. break up, crack up, laugh, express joy, express mirth

usage: laugh unrestrainedly