凸出

凸出	tū chū	to protrude / to stick out
凸	tū	to stick out; protruding; convex; male (connector etc) / Taiwan pr. [tu2]
出	chū	to go out; to come out / to arise; to occur / to produce; to yield / to go beyond; to exceed / (used after a verb to indicate an outward direction or a positive result) / classifier for dramas, plays, operas etc
出	chū	variant of 出 (classifier for plays or chapters of classical novels)