Repent

to feel sorry, self-reproachful, or contrite for past conduct; regret or be conscience-stricken about a past action, attitude, etc. (often fol. by of )

He repented after his thoughtless act.

to feel such sorrow for sin or fault as to be disposed to change one's life for the better; be penitent.

to remember or regard with self-reproach or contrition

to repent one's injustice to another.

to feel sorry for; regret

to repent an imprudent act.

verb

apologize , atone , be ashamed , be contrite , be sorry , bewail , deplore , feel remorse , have qualms , lament , reform , regret , relent , reproach oneself , rue , see error of ways , show penitence , sorrow , grieve , penitent