Present participle; Past participle - overworking - overworked Present - overwork - overwork - overworks - overwork - overwork - overwork Past - overworked - overworked - overworked - overworked - overworked - overworked Future - will overwork - will overwork - will overwork - will overwork - will overwork - will overwork Present conditional - would overwork - would overwork - would overwork - would overwork - would overwork - would overwork Present Perfect - have overworked - have overworked - has overworked - have overworked - have overworked - have overworked Past Perfect - had overworked - had overworked - had overworked - had overworked - had overworked - had overworked Future Perfect - will have overworked - will have overworked - will have overworked - will have overworked - will have overworked - will have overworked Past conditional - would have overworked - would have overworked - would have overworked - would have overworked - would have overworked - would have overworked Imperative - - - overwork - - - - - - - -