crack-up

n (infml 口) loss of physical or mental health （身体的）衰退; （精神的）崩溃: a crack-up due to overwork 因操劳过度而招致的身体的衰退.

coxcomb, coxswain, Coy, coyly, coyness, coyote, coypu, cozen, cozy, CP, cps, crab, crab-apple, crab-louse, crabbed, crabby, crabwise, crack, crack-brained, crack-down, cracked, cracker, crackers, cracking, crackle, crackle-ware, crackling, crackpot, cracksman, cradle, craft, craftily, craftiness, craftsman, craftsmanship, crafty, crag, craggy, cram, cram-full,