Illegitimate

illegitimate

adjective

il·​le·​git·​i·​mate ˌi-li-ˈji-tə-mət

Synonyms of illegitimate

1

a: not recognized as lawful offspring

b: born of parents not married to each other

2

a: not sanctioned by law : ILLEGAL

b: not authorized by good usage

c of a taxon : published but not in accordance with the rules of the relevant international code

3

: not rightly deduced or inferred : ILLOGICAL

4

: departing from the regular : ERRATIC

illegitimately adverb