Nounedge (of a knife or sword); blade · prong (of an electrical plug)

Nounedge of blade

Nounedged tool; cutting instrument; knife

Nounlength of a blade · walking barefoot on the edge of a sword blade (acrobatic stunt)

Godan verb with 'u' ending, Intransitive verbto strike back at; to bite back; to turn on; to rise against; to oppose; to defy