bastardise vs bastard

bastardise is not a noun while bastard is a noun.

Word	Noun	Adjective	Verb	Adverb
bastardise	No	No	Yes	No
bastard	Yes	Yes	No	No

bastardise (noun)	bastard (noun)
	derogatory term for a variation that is not genuine; something irregular or inferior or of dubious origin
	insulting terms of address for people who are stupid or irritating or ridiculous
	the illegitimate offspring of unmarried parents

bastardise (adjective)	bastard (adjective)
	fraudulent; having a misleading appearance

bastardise (verb)	bastard (verb)
declare a child to be illegitimate
change something so that its value declines; for example, art forms