(a.) Forceful in expression or action\.

absolute accented accentuated affirmative affirmatory aggressive ardent assertative assertional assertive burning categorical certain decided declarative declaratory definite definitive determined direct distinct dogged dogmatic earnest emphasized energetic enthusiastic exciting explicit express fervent fiery firm forceful forcible glowing impassioned in red letters incisive insistent intense italicized marked passionate peremptory pointed positive predicational predicative pronounced provoking punctuated resolute resounding specific starred stimulating stirring stressed strong sure unambiguous uncompromising underlined underscored unequivocal unmistakable urgent vehement vigorous warm