Present participle; Past participle - tenoning - tenoned Present - tenon - tenon - tenons - tenon - tenon - tenon Past - tenoned - tenoned - tenoned - tenoned - tenoned - tenoned Future - will tenon - will tenon - will tenon - will tenon - will tenon - will tenon Present conditional - would tenon - would tenon - would tenon - would tenon - would tenon - would tenon Present Perfect - have tenoned - have tenoned - has tenoned - have tenoned - have tenoned - have tenoned Past Perfect - had tenoned - had tenoned - had tenoned - had tenoned - had tenoned - had tenoned Future Perfect - will have tenoned - will have tenoned - will have tenoned - will have tenoned - will have tenoned - will have tenoned Past conditional - would have tenoned - would have tenoned - would have tenoned - would have tenoned - would have tenoned - would have tenoned Imperative - - - tenon - - - - - - - -