False and Inconstant

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

Inconstant is a synonym for false in faithless topic. In some cases you can use "Inconstant" instead an adjective "False", when it comes to topics like treacherous, unfaithful, disloyal, adulterous.

Inconstant

Inconstant adjective - Not true in one's allegiance to someone or something.
Usage example: an inconstant but always entertaining friend

False is a synonym for inconstant in faithless topic. You can use "False" instead an adjective "Inconstant", if it concerns topics such as unfaithful, disloyal, adulterous, fickle.

Nearby Words: inconstancy, inconstantly
Cite this Source
Inconstant and False. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/false/inconstant
False & Inconstant. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/false/inconstant>.
Inconstant or False. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/false/inconstant.
Google Ngram Viewer shows how "false" and "inconstant" have occurred on timeline