Present participle; Past participle - softening - softened Present - soften - soften - softens - soften - soften - soften Past - softened - softened - softened - softened - softened - softened Future - will soften - will soften - will soften - will soften - will soften - will soften Present conditional - would soften - would soften - would soften - would soften - would soften - would soften Present Perfect - have softened - have softened - has softened - have softened - have softened - have softened Past Perfect - had softened - had softened - had softened - had softened - had softened - had softened Future Perfect - will have softened - will have softened - will have softened - will have softened - will have softened - will have softened Past conditional - would have softened - would have softened - would have softened - would have softened - would have softened - would have softened Imperative - - - soften - - - - - - - -