trustworthy

adjective

trust·​wor·​thy ˈtrəst-ˌwər-t͟hē 

: worthy of confidence : dependable

a trustworthy guide

trustworthy information

trustworthily

ˈtrəst-ˌwər-t͟hə-lē 

adverb

trustworthiness noun

Synonyms of trustworthy

• reliable
• responsible
• safe
• true

Examples of trustworthy in a Sentence

a trustworthy bodyguard who would never blab to the tabloids

Recent Examples on the Web

This friend of mine has not had the best track record of being trustworthy or responsible, and people handle her with that kind of precaution. —Harriette Cole, Mercury News, 30 Apr. 2026

In practice, some healthcare practitioners – hopefully a small minority – are not trustworthy on such matters. —Jeffrey A. Lee, The Conversation, 30 Apr. 2026

Majority of Pennsylvania's most trustworthy companies in Pittsburgh Of the 700 companies featured, the highest‑ranking Pittsburgh companies span a range of industries, from banking to retail to health care. —Finch Walker, USA Today, 29 Apr. 2026

Rapid, transparent communication demonstrates credibility and positions a company as both capable and trustworthy. —Melissa Jun Rowley, Rolling Stone, 29 Apr. 2026

Word History

First Known Use

1658, in the meaning defined above

Rhymes for trustworthy

• blameworthy
• newsworthy
• noteworthy
• praiseworthy
• unworthy
• creditworthy
• untrustworthy
• worthy

Kids Definition

trustworthy

adjective

trust·​wor·​thy ˈtrəst-ˌwər-t͟hē 

: deserving confidence : dependable

trustworthy information

a trustworthy babysitter

trustworthiness

-t͟hē-nəs

noun

Legal Definition

trustworthy

adjective

trust·​wor·​thy

: worthy of confidence

specifically : being or deriving from a source worthy of belief or consideration for evidentiary purposes

a trustworthy informant

trustworthiness noun