Synonyms for apologize

beg pardon, ask pardon, excuse oneself, offer an excuse, atone, ask forgiveness, make amends, make apology for, regret, express regret, give satisfaction, clear oneself, make up, bow to, make reparations for, confess, offer compensation, admit one's guilt, retract, withdraw, eat crow*, eat one's words*; see also excuse.

Antonyms insult*, offend, hurt.