cheapen corrupt debase degenerate demean deteriorate diminish discredit disgrace downgrade impair lessen reduce vitiate weaken abase belittle bench break bump bust canker debauch decry demote depose deprave derogate detract disbar dishonor disparage humble injure lower pan pervert sink slam bemean cast down cut down to size declass mudsling put down rule out run down shoot down take down take down a peg tear down