Present participle; Past participle - maddening - maddened Present - madden - madden - maddens - madden - madden - madden Past - maddened - maddened - maddened - maddened - maddened - maddened Future - will madden - will madden - will madden - will madden - will madden - will madden Present conditional - would madden - would madden - would madden - would madden - would madden - would madden Present Perfect - have maddened - have maddened - has maddened - have maddened - have maddened - have maddened Past Perfect - had maddened - had maddened - had maddened - had maddened - had maddened - had maddened Future Perfect - will have maddened - will have maddened - will have maddened - will have maddened - will have maddened - will have maddened Past conditional - would have maddened - would have maddened - would have maddened - would have maddened - would have maddened - would have maddened Imperative - - - madden - - - - - - - -