Present participle; Past participle - piffling - piffled Present - piffle - piffle - piffles - piffle - piffle - piffle Past - piffled - piffled - piffled - piffled - piffled - piffled Future - will piffle - will piffle - will piffle - will piffle - will piffle - will piffle Present conditional - would piffle - would piffle - would piffle - would piffle - would piffle - would piffle Present Perfect - have piffled - have piffled - has piffled - have piffled - have piffled - have piffled Past Perfect - had piffled - had piffled - had piffled - had piffled - had piffled - had piffled Future Perfect - will have piffled - will have piffled - will have piffled - will have piffled - will have piffled - will have piffled Past conditional - would have piffled - would have piffled - would have piffled - would have piffled - would have piffled - would have piffled Imperative - - - piffle - - - - - - - -