FAQs About the word crack up

break down

suffer a nervous breakdown, rhapsodize about, laugh unrestrainedly, a mental or physical breakdown

breakdown,disturbance,nervous breakdown,spin,agitation,alarm,alarm clock,anxiety,apprehension,unrest

aplomb,calmness,Composure,coolness,imperturbability,stillness,serenity,tranquillity,tranquillity,self-possession

crack shot => crack shot, crack of doom => crack of doom, crack down => crack down, crack => crack, cracidae => Cassowaries,