Nouns

(n)asshole, bastard, cocksucker, dickhead, shit, mother fucker, motherfucker, prick, whoreson, son of a bitch, SOBinsulting terms of address for people who are stupid or irritating or ridiculous
(n)bastard, by-blow, love child, illegitimate child, illegitimate, whoresonthe illegitimate offspring of unmarried parents
(n)bastard, mongrelderogatory term for a variation that is not genuine; something irregular or inferior or of dubious origin“the architecture was a kind of bastard suggesting Gothic but not true Gothic”

Adjectives

(s)bogus, fake, phony, phoney, bastardfraudulent; having a misleading appearance