Present participle; Past participle - humphing - humphed Present - humph - humph - humphs - humph - humph - humph Past - humphed - humphed - humphed - humphed - humphed - humphed Future - will humph - will humph - will humph - will humph - will humph - will humph Present conditional - would humph - would humph - would humph - would humph - would humph - would humph Present Perfect - have humphed - have humphed - has humphed - have humphed - have humphed - have humphed Past Perfect - had humphed - had humphed - had humphed - had humphed - had humphed - had humphed Future Perfect - will have humphed - will have humphed - will have humphed - will have humphed - will have humphed - will have humphed Past conditional - would have humphed - would have humphed - would have humphed - would have humphed - would have humphed - would have humphed Imperative - - - humph - - - - - - - -