Perfidious
Perfidious adjective - Not true in one's allegiance to someone or something.
Treasonable is a synonym for perfidious in traitorous topic. In some cases you can use "Treasonable" instead an adjective "Perfidious".
Nearby Words: perfidy, perfidiously
Treasonable
Treasonable adjective - Having the character of, or characteristic of, a traitor.
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Synonyms for Treasonable
Perfidious is a synonym for treasonable in traitorous topic. You can use "Perfidious" instead an adjective "Treasonable", if it concerns topics such as treasonous.
Mutual synonyms
Related pairs
- dishonest and perfidious
- dishonest and treasonable
- false and perfidious
- false and treasonable
- treacherous and perfidious
- treacherous and treasonable
- renegade and perfidious
- renegade and treasonable
- recreant and perfidious
- recreant and treasonable
- double-dealing and perfidious
- double-dealing and treasonable
- faithless and perfidious
- faithless and treasonable
Cite this Source
Treasonable and Perfidious. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/perfidious/treasonable
Perfidious & Treasonable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/perfidious/treasonable>.
Treasonable or Perfidious. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/perfidious/treasonable.
Google Ngram Viewer shows how "perfidious" and "treasonable" have occurred on timeline