Category:Treacherous

Treach"er*ous, a. Etym: [see treacher.]

Defn: like a traitor; involving treachery; violating allegiance or Faith pledged; traitorous to the state or sovereign; perfidious in Private life; betraying a trust; faithless. Loyal father of a treacherous son. Shak. The treacherous smile, a mask for secret hate. Cowper.

Syn. -- faithless; perfidious; traitorous; false; insidious; plotting. -- treach"er*ous*ly, adv. -- treach"er*ous*ness, n.