MDBG Mobile Chinese English Dictionary (iPhone, Android, Windows Phone)

腐朽	fǔ xiǔ	rotten / decayed / decadent / degenerate
腐化	fǔ huà	to rot / to decay / to become corrupt
凋零	diāo líng	withered / wilted / to wither / to fade / to decay
衰	shuāi	(bound form) to decay; to decline; to wane
陨落	yǔn luò	to fall down / to decay / to fall from the sky / to die
蜕变	tuì biàn	to transform / to morph / to degenerate / metamorphosis / transmutation / transformation / decay / degeneration
茯苓	fú líng	Wolfiporia extensa (a wood-decay fungus); fu ling; tuckahoe
衰败	shuāi bài	to decline / to wane / to decay / to deteriorate
腐	fǔ	decay / rotten
龋齿	qǔ chǐ	tooth decay; dental caries / decayed tooth; rotten tooth
龋	qǔ	decayed teeth / dental caries
颓	tuí	to crumble / to collapse / to decline / to decay / decadent / dejected / dispirited / balding
衰变	shuāi biàn	radioactive decay
蛀牙	zhù yá	tooth decay; dental caries / decayed tooth; rotten tooth
兴亡	xīng wáng	to flourish and decay / rise and fall
腓	féi	calf of leg / decay / protect
糜烂	mí làn	dissipated / rotten / decaying
颓败	tuí bài	to decay / to decline / to become corrupt
虫牙	chóng yá	tooth decay; dental caries / decayed tooth; rotten tooth
衰朽	shuāi xiǔ	decaying / decrepit / aged and crumbling