- treasonable as an adjective:
- 1
treasonable
adjective
1 treasonable
Having the character of, or characteristic of, a traitor.
synonyms: faithless, traitorous, treasonous, unfaithful.
Moby thesaurus: Judas-like, Trojan-horse, apostate, betraying, breakaway, collaborative, degenerate, disloyal, double-crossing, extreme, extremistic, factious, faithless, fifth-column, insurgent, insurrectionary, mutineering, mutinous, quisling, quislingistic ... show more.
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