self-righteous[adjective]Synonyms: sanctimonious, complacent, holier-than-thou, priggish, self-satisfied, smug, superior
[TahlilGaran] English Synonym Dictionary ▲
ˌself-ˈrighteous adjective proudly sure that your beliefs, attitudes, and
morals are good and right, in a way that annoys other people – used to show disapproval
Synonym : sanctimonious:
She’s a vegetarian, but she’s not at all self-righteous about it.—self-righteously adverb—self-righteousness noun [uncountable] [TahlilGaran] Dictionary of Contemporary English ▲