2
collide(strike, jolt)
2
conk out(verb, expression, phrasal verb, health, break)
2
crunch(dash, total)
2
deplore(verb, cry, complain, fret, grieve)
2
deteriorate(verb, break, crack, collapse, disintegrate)
2
die laughing(expression, happiness, roar, scream, snicker)
2
dissolve in tears(expression, idiom, cry, complain, fret)
2
droop(verb, break, drop, give, fail)
2
faint(verb, break, drop, give, fail)
2
fall apart(verb, expression, break, drop, give)
2
fall to pieces(expression, idiom)
2
flag(verb, break, drop, give, fail)
2
flip(verb, yield, collapse)
2
foul
2
go(noun, verb, break, drop, give)
2
go haywire(expression, yield, collapse, roar, tear)
2
go into hysterics(verb, expression, idiom)
2
go mad(expression, crack, roar, tear, erupt)
2
hit(noun, attack, strike)
2
keen(verb, cry, complain, fret, grieve)
11 years ago|4.3k views|share |citing 
APASmart Define. (2015). crack up thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/crack_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "crack up thesaurus" https://smartdefine.org/crack_up/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, crack up thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/crack_up/thesaurus/synonyms>.
MLASmart Define. "crack up thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/crack_up/thesaurus/synonyms>