treasonist


Also found in: Thesaurus.
Related to treasonist: traitor, treasonous
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.treasonist - someone who betrays his country by committing treasontreasonist - someone who betrays his country by committing treason
collaborationist, quisling, collaborator - someone who collaborates with an enemy occupying force
criminal, crook, felon, malefactor, outlaw - someone who has committed a crime or has been legally convicted of a crime
fifth columnist, saboteur - a member of a clandestine subversive organization who tries to help a potential invader
traitress - female traitor