Word Type

Adjective

Adjective

The word "trustworthy" can be used as adjective and adjective.

Word Relationships

Opposites (Antonyms)

untrustworthy untrustworthy

Derived From

trust

Related Terms

trustful

Related Terms

faithful honest reliable responsible trust trustful trusting

Similar Terms

authentic authentic creditworthy creditworthy dependable dependable faithful fiducial fiducial honest honorable reliable responsible responsible sure true trusted trusted

Synonym Network

believable convincing credible dependable ethical honest honorable kosher principled reliable responsible righteous secure sensible straight true trustable trusty truthful unfailing

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.