Decollate :: Decollate (v. t.) To sever from the neck; to behead; to decapitate.
Decollated :: Decollated (a.) Decapitated; worn or cast off in the process of growth, as the apex of certain univalve shells..
Decollation :: Decollation (n.) The act of beheading or state of one beheaded; -- especially used of the execution of St. John the Baptist.
Decollation :: Decollation (n.) A painting representing the beheading of a saint or martyr, esp. of St. John the Baptist..