Category:Treasonable

Trea"son*a*ble, a.

Defn: pertaining to treason; consisting of treason; involving the Crime of treason, or partaking of its guilt. Most men's heads had been intoxicated with imaginations of plots and Treasonable practices. Clarendon.

Syn. -- treacherous; traitorous; perfidious; insidious. -- Trea"son*a*ble*ness, n. -- trea"son*a*bly, adv.