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

• calculable
• dependable
• good
• reliable
• responsible
• safe
• secure
• solid
• steady
• sure
• tried
• tried-and-true
• true
• trustable
• trusty

Examples of trustworthy in a Sentence

a trustworthy bodyguard who would never blab to the tabloids

Recent Examples on the Web

While creative features may generate buzz, these data suggest that sustainable success in the mobile space will come from being useful, accurate and trustworthy. —Tor Constantino, Mba, Forbes.com, 30 Apr. 2025

This suggests that Qatar is viewed by the American public as relatively trustworthy. —Roseanne McManus, Foreign Affairs, 28 Apr. 2025

This allows outdated and potentially malicious software to appear trustworthy. —Kurt Knutsson, FOXNews.com, 28 Apr. 2025

As a result, couples trying to conceive may not be able to get trustworthy information about IVF clinics or their chances for success. —Nathaniel Weixel, The Hill, 26 Apr. 2025

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