True and Untrustworthy

True

True adjective - Firm in one's allegiance to someone or something.
Usage example: he will be true to his word

Untrustworthy is an antonym for true in topics: loyal, real.

Untrustworthy

Untrustworthy adjective - Not worthy of trust or belief.
Usage example: an untrustworthy person

True is an antonym for untrustworthy in unfaithful topic.

Both words in one sentence

  • Facial Markings The Codex mentions that the Turians use 'barefaced' as a synonym for 'untrustworthy' (or 'politician'), since such a person is concealing their true allegiance: neither Saren nor the warden of Purgatory have markings.
  • Film / I, Robot Crying Wolf: Spooner believes robots are untrustworthy and no one believes him when it actually comes true.
  • Film / The Usual Suspects Keaton's true intentions may never be known, as the only living witness who might have known is the notably untrustworthy Verbal Kint.
Cite this Source
Untrustworthy and True. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/true/untrustworthy
True & Untrustworthy. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/true/untrustworthy>.
Untrustworthy or True. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/true/untrustworthy.
Google Ngram Viewer shows how "true" and "untrustworthy" have occurred on timeline