ablate atomize be angry be excitable bellow blow a gasket blow up break break open break up burst carry away catch fire catch the infection cave in collapse come off come undone come unstuck conk out consume corrode crack crack up crumble crumble into dust decay decline decompose degenerate disintegrate disjoin disorganize dissolve dissolve into chaos droop drop erode excite easily explode fade fail faint fall off fall to pieces fire up fission fissure fizzle out flag flame up flare up flash up flip fly apart fracture get excited get loose give away give out give way go downhill go haywire go into hysterics go soft go to pieces have a tantrum hit the ceiling hit the skids languish lose courage lose self-control molder peel off peg out peter out pine poop out rage ramp rant rant and rave rave run a temperature rupture seethe sink slacken smolder snap split spring a leak spring apart start storm take fire turn a hair unravel untune waste away weaken wear away wear thin wilt yield