Meanings
comparative more treasonable · superlative most treasonable
- Involving or constituting treason.
"I can feel," said he, "for a gentleman in your circumstances; but it is my duty to see that no communication takes place between yourself and the ladies involved in the suspicion of treasonable practices. Your farewells must be made in my presence."
1837, L[etitia] E[lizabeth] L[andon], Ethel Churchill: Or, The Two Brides. […], volume II, London: Henry Colburn, […], →OCLC, pages 121–122Synonyms: seditious, traitorous, treasonous
Synonyms & antonyms
adjectiveInvolving or constituting treason.
More synonyms by meaning
adjectivehaving the character of, or characteristic of, a traitor
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Cite this entry
treasonable. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/treasonable
“treasonable.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/treasonable. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “treasonable,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/treasonable.
Source: treasonable on Wiktionary, CC BY-SA 4.0.