whoreson vs illegitimate child

whoreson and illegitimate child both are nouns.

Word	Noun	Adjective	Verb	Adverb
whoreson	Yes	No	No	No
illegitimate child	Yes	No	No	No

As nouns, whoreson and illegitimate child are synonyms defined as:

whoreson and illegitimate child: the illegitimate offspring of unmarried parents

Other synonyms of whoreson include bastard, by-blow, illegitimate, love child.

whoreson (noun)	illegitimate child (noun)
the illegitimate offspring of unmarried parents	the illegitimate offspring of unmarried parents
insulting terms of address for people who are stupid or irritating or ridiculous