Present participle; Past participle - dirking - dirked Present - dirk - dirk - dirks - dirk - dirk - dirk Past - dirked - dirked - dirked - dirked - dirked - dirked Future - will dirk - will dirk - will dirk - will dirk - will dirk - will dirk Present conditional - would dirk - would dirk - would dirk - would dirk - would dirk - would dirk Present Perfect - have dirked - have dirked - has dirked - have dirked - have dirked - have dirked Past Perfect - had dirked - had dirked - had dirked - had dirked - had dirked - had dirked Future Perfect - will have dirked - will have dirked - will have dirked - will have dirked - will have dirked - will have dirked Past conditional - would have dirked - would have dirked - would have dirked - would have dirked - would have dirked - would have dirked Imperative - - - dirk - - - - - - - -