Added 9 October 2026 trustworthy /ˈtɹʌst.wɜː.ði/ adjective Categories: Describing WordsRare Words In Latin: fīdus Wiktionary adjective ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about trustworthy at Wordnik → Where our words come from → Worthy of trust or belief. a trustworthy report Taking responsibility for one's conduct and obligations. trustworthy public servants Origin From trust + -worthy. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: trustytrustedreliabledependablefiducialhonestauthenticfaithfultruesureresponsiblecreditworthy Back to today's word