出轨

出轨	chū guǐ	to be derailed; to go off the rails / (fig.) to overstep the bounds / (fig.) to have an extramarital affair
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)
轨	guǐ	(bound form) rail; track; course; path