Present participle; Past participle - leaking - leaked Present - leak - leak - leaks - leak - leak - leak Past - leaked - leaked - leaked - leaked - leaked - leaked Future - will leak - will leak - will leak - will leak - will leak - will leak Present conditional - would leak - would leak - would leak - would leak - would leak - would leak Present Perfect - have leaked - have leaked - has leaked - have leaked - have leaked - have leaked Past Perfect - had leaked - had leaked - had leaked - had leaked - had leaked - had leaked Future Perfect - will have leaked - will have leaked - will have leaked - will have leaked - will have leaked - will have leaked Past conditional - would have leaked - would have leaked - would have leaked - would have leaked - would have leaked - would have leaked Imperative - - - leak - - - - - - - -