Traitor

trā′tur, n. one who, being trusted, betrays: one guilty of treason: a deceiver:— fem. Trait′re .— n. Trait′orism .— adv. Trait′orly ( Shak. ).— adj. Trait′orous , like a traitor: perfidious: treasonable.— adv. Trait′orously .— n. Trait′orousne . [Fr. traître —L. traditor — tradĕre , to give up.]