False
False adjective - Not true in one's allegiance to someone or something.
Usage example: false friends who deserted the prizefighter when all his money was gone
Perfidious is a synonym for false in faithless topic. In some cases you can use "Perfidious" instead the word "False" as an adjective or a noun, when it comes to topics like continue, dishonest, treacherous, deceitful. popular alternative
Perfidious
Perfidious adjective - Not true in one's allegiance to someone or something.
Usage example: a perfidious campaign worker revealed the senator's strategy to his leading rival for the nomination
False is a synonym for perfidious in treacherous topic. You can use "False" instead the word "Perfidious" as an adjective or a noun, if it concerns topics such as continue, faithless, deceitful, unfaithful. popular alternative
Nearby Words: perfidy, perfidiously
Mutual synonyms
Related pairs
- fake and false
- fake and perfidious
- dishonest and false
- dishonest and perfidious
- fraudulent and false
- fraudulent and perfidious
- treacherous and false
- treacherous and perfidious
- recreant and false
- recreant and perfidious
- deceptive and false
- deceptive and perfidious
- double-dealing and false
- double-dealing and perfidious
Cite this Source
Perfidious and False. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/false/perfidious
False & Perfidious. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/false/perfidious>.
Perfidious or False. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/false/perfidious.
Google Ngram Viewer shows how "false" and "perfidious" have occurred on timeline