absurd arbitrary autonomous biggety bluff bottomless brash cheeky chutzpadik cocky contemptuous crusty de trop derisive discourteous discretional discretionary dispensable disrespectful elective excess expendable expletive facy flip flippant foolish free free will fresh gally gratuitous groundless ill-mannered impertinent impolite impudent in excess independent inessential intrusive malapert needless nervy nonessential nonmandatory offered officious optional pert pleonastic preposterous proffered prolix redundant rude sassy saucy self-acting self-active self-determined self-determining silly smart smart-alecky smart-ass spare spontaneous supererogatory superfluous tautologic tautologous to spare unasked unasked-for unbesought unbidden uncivil uncoerced uncompelled undesired unessential unforced unfounded ungracious ungrounded uninfluenced uninvited unnecessary unneeded unpressured unprompted unrequested unrequired unsolicited unsought unwanted unwarranted unwelcome unwished verbose voluntary volunteer wanton willful wise-ass