Present participle; Past participle - writhing - writhed Present - writhe - writhe - writhes - writhe - writhe - writhe Past - writhed - writhed - writhed - writhed - writhed - writhed Future - will writhe - will writhe - will writhe - will writhe - will writhe - will writhe Present conditional - would writhe - would writhe - would writhe - would writhe - would writhe - would writhe Present Perfect - have writhed - have writhed - has writhed - have writhed - have writhed - have writhed Past Perfect - had writhed - had writhed - had writhed - had writhed - had writhed - had writhed Future Perfect - will have writhed - will have writhed - will have writhed - will have writhed - will have writhed - will have writhed Past conditional - would have writhed - would have writhed - would have writhed - would have writhed - would have writhed - would have writhed Imperative - - - writhe - - - - - - - -