regretful Antonyms

happy as a clam in butter sauce happy as a clam at high tide as merry as a grig as happy as a clam at high tide as pleased as punch unregretful unremorseful pleased as punch happy as Larry happy as a sandboy happy as a lark happy as a clam at high water happy as a clam as happy as a sandboy as happy as a dog with two tails as merry as a cricket as happy as the day is long as happy as can be as happy as a prince as happy as a pig in muck as happy as a pig in clover as happy as a lark as happy as a king as happy as a clam in butter sauce as happy as a clam at high water happy as a dog with two tails tickled to death guilt-free full of the joys of spring full of beans happy griefless glad fulfilled delighted contented content comical cheerful cheering blithesome blithe impenitent jolly forward-thinking as happy as a pig in mud unregretting carefree chirpy unapologetic