False and Trustworthy

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

Trustworthy is an antonym for false in topics: treacherous, wrong.

Trustworthy

Trustworthy adjective - Worthy of one's trust.
Usage example: a trustworthy bodyguard who would never blab to the tabloids

False is an antonym for trustworthy in reliable topic.

Both words in one sentence

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