Present participle; Past participle - trouncing - trounced Present - trounce - trounce - trounces - trounce - trounce - trounce Past - trounced - trounced - trounced - trounced - trounced - trounced Future - will trounce - will trounce - will trounce - will trounce - will trounce - will trounce Present conditional - would trounce - would trounce - would trounce - would trounce - would trounce - would trounce Present Perfect - have trounced - have trounced - has trounced - have trounced - have trounced - have trounced Past Perfect - had trounced - had trounced - had trounced - had trounced - had trounced - had trounced Future Perfect - will have trounced - will have trounced - will have trounced - will have trounced - will have trounced - will have trounced Past conditional - would have trounced - would have trounced - would have trounced - would have trounced - would have trounced - would have trounced Imperative - - - trounce - - - - - - - -