Present participle; Past participle - counterweighing - counterweighed Present - counterweigh - counterweigh - counterweighs - counterweigh - counterweigh - counterweigh Past - counterweighed - counterweighed - counterweighed - counterweighed - counterweighed - counterweighed Future - will counterweigh - will counterweigh - will counterweigh - will counterweigh - will counterweigh - will counterweigh Present conditional - would counterweigh - would counterweigh - would counterweigh - would counterweigh - would counterweigh - would counterweigh Present Perfect - have counterweighed - have counterweighed - has counterweighed - have counterweighed - have counterweighed - have counterweighed Past Perfect - had counterweighed - had counterweighed - had counterweighed - had counterweighed - had counterweighed - had counterweighed Future Perfect - will have counterweighed - will have counterweighed - will have counterweighed - will have counterweighed - will have counterweighed - will have counterweighed Past conditional - would have counterweighed - would have counterweighed - would have counterweighed - would have counterweighed - would have counterweighed - would have counterweighed Imperative - - - counterweigh - - - - - - - -