Reverse Dictionary: SELF-RIGHTEOUS

ADJECTIVES
► PRIGGISH excessively precise in matters of learning, conduct, etc.; self-righteously correct; moralistic → 1731

NOUNS
► PRIGGISM priggishness, self-righteous moralism; excessive precision in matters of learning, manners, etc. → 1753

 NOUNS – PERSON
► GOODY TWO-SHOES a self-righteous person → M19 sl., orig. US
► NOBLE a self-righteous person; one who pretends to act from principle when actually motivated by selfish considerations → 1974  Amer. sl. (Bk.)
► POT a self-righteous, self-important, disliked person of either sex, but esp. a woman of middle age or over → 1937 Amer. sl. 
► SQUARE JOHN a self-righteous person, i.e. one who is not a drug addict → 1920 Amer. drug addicts’ sl.