Repent : feel or express sincere regret or remorse about one's wrongdoing or sin.Pledge : a solemn promise or undertaking.Promise : a declaration or assurance that one will do something or that a particular thing will happen.Punish : inflict a penalty or sanction on (someone) as retribution for an offence, especially a transgression of a legal or moral code.Hock : pledge.Synonym of Hock is Pledge