bastardize vs vitiate

bastardize and vitiate both are verbs.

Word	Noun	Adjective	Verb	Adverb
bastardize	No	No	Yes	No
vitiate	No	No	Yes	No

As verbs, vitiate is a hypernym of bastardize; that is, vitiate is a word with a broader meaning than bastardize:

bastardize: change something so that its value declines; for example, art forms
vitiate: corrupt morally or by intemperance or sensuality

Other hypernyms of bastardize include corrupt, debase, debauch, demoralise, demoralize, deprave, misdirect, pervert, profane, subvert.

bastardize (verb)	vitiate (verb)
declare a child to be illegitimate	take away the legal force of or render ineffective
change something so that its value declines; for example, art forms	make imperfect
	corrupt morally or by intemperance or sensuality