18 synonyms for remorse such as contriteness, bad/guilty conscience, and compunction. Remorse is a noun, and its antonyms are impenitence and remorselessness.
Bad/guilty conscience, compunction, contriteness, contrition, deep regret, feelings of guilt, guilt, pangs of conscience, penitence, remorsefulness, repentance, ruefulness, self-accusation, self-condemnation, self-reproach, shame, and sorrow.