Remorse

concern, compunction, worry, repentance, self-reproach, self-condemnation, self-disgust, misgiving, regretfulness, nostalgia, self-accusation, contrition, qualm, scruple, penitence, bitterness, disappointment, dissatisfaction, uneasiness, conscience, discomfort, annoyance, spiritual disturbance; see also care 2, repentance.

Antonyms comfort*, satisfaction*, ease. *

Grief

sorrow, pain, anxiety; see grief 1. See syn. study at repentance.

To be sorry for

mourn, bewail, lament, cry over, rue, grieve, repent, repine, have compunctions about, feel remorse for, look back upon, feel conscience-stricken, bemoan, moan, have a bad conscience, have qualms about, weep over, be disturbed over, feel uneasy about, rue the day, laugh out of the other side of one's mouth*, kick oneself*, bite one's tongue*, cry over spilt milk*.

Antonyms celebrate*, rejoice*, be satisfied with.

To disapprove of

deplore, be opposed to, deprecate; see censure, disapprove 1, dislike.