Present participle; Past participle - siding - sided Present - side - side - sides - side - side - side Past - sided - sided - sided - sided - sided - sided Future - will side - will side - will side - will side - will side - will side Present conditional - would side - would side - would side - would side - would side - would side Present Perfect - have sided - have sided - has sided - have sided - have sided - have sided Past Perfect - had sided - had sided - had sided - had sided - had sided - had sided Future Perfect - will have sided - will have sided - will have sided - will have sided - will have sided - will have sided Past conditional - would have sided - would have sided - would have sided - would have sided - would have sided - would have sided Imperative - - - side - - - - - - - -