Present participle; Past participle - lurking - lurked Present - lurk - lurk - lurks - lurk - lurk - lurk Past - lurked - lurked - lurked - lurked - lurked - lurked Future - will lurk - will lurk - will lurk - will lurk - will lurk - will lurk Present conditional - would lurk - would lurk - would lurk - would lurk - would lurk - would lurk Present Perfect - have lurked - have lurked - has lurked - have lurked - have lurked - have lurked Past Perfect - had lurked - had lurked - had lurked - had lurked - had lurked - had lurked Future Perfect - will have lurked - will have lurked - will have lurked - will have lurked - will have lurked - will have lurked Past conditional - would have lurked - would have lurked - would have lurked - would have lurked - would have lurked - would have lurked Imperative - - - lurk - - - - - - - -