Present participle; Past participle - sighing - sighed Present - sigh - sigh - sighs - sigh - sigh - sigh Past - sighed - sighed - sighed - sighed - sighed - sighed Future - will sigh - will sigh - will sigh - will sigh - will sigh - will sigh Present conditional - would sigh - would sigh - would sigh - would sigh - would sigh - would sigh Present Perfect - have sighed - have sighed - has sighed - have sighed - have sighed - have sighed Past Perfect - had sighed - had sighed - had sighed - had sighed - had sighed - had sighed Future Perfect - will have sighed - will have sighed - will have sighed - will have sighed - will have sighed - will have sighed Past conditional - would have sighed - would have sighed - would have sighed - would have sighed - would have sighed - would have sighed Imperative - - - sigh - - - - - - - -