Present participle; Past participle - erupting - erupted Present - erupt - erupt - erupts - erupt - erupt - erupt Past - erupted - erupted - erupted - erupted - erupted - erupted Future - will erupt - will erupt - will erupt - will erupt - will erupt - will erupt Present conditional - would erupt - would erupt - would erupt - would erupt - would erupt - would erupt Present Perfect - have erupted - have erupted - has erupted - have erupted - have erupted - have erupted Past Perfect - had erupted - had erupted - had erupted - had erupted - had erupted - had erupted Future Perfect - will have erupted - will have erupted - will have erupted - will have erupted - will have erupted - will have erupted Past conditional - would have erupted - would have erupted - would have erupted - would have erupted - would have erupted - would have erupted Imperative - - - erupt - - - - - - - -