Present participle; Past participle - beheading - beheaded Present - behead - behead - beheads - behead - behead - behead Past - beheaded - beheaded - beheaded - beheaded - beheaded - beheaded Future - will behead - will behead - will behead - will behead - will behead - will behead Present conditional - would behead - would behead - would behead - would behead - would behead - would behead Present Perfect - have beheaded - have beheaded - has beheaded - have beheaded - have beheaded - have beheaded Past Perfect - had beheaded - had beheaded - had beheaded - had beheaded - had beheaded - had beheaded Future Perfect - will have beheaded - will have beheaded - will have beheaded - will have beheaded - will have beheaded - will have beheaded Past conditional - would have beheaded - would have beheaded - would have beheaded - would have beheaded - would have beheaded - would have beheaded Imperative - - - behead - - - - - - - -