Synonyms of treasonous
- 2 Syllables
- untrue, recreant, betraying, faithless
- 3 Syllables
- traitorous, mutinous, wormlike, treacherous, two-faced, two-timing, perfidious, unfaithful
- 4 Syllables
- unpatriotic, undutiful, treasonable, double-crossing, apostate, subversive
- 6 Syllables
- insubordinate