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

That month, the Tice family said during a Washington press conference that they had been told by a trustworthy source that Austin was still alive. —David Catanese, Miami Herald, 1 Apr. 2025

Those penciled-in letters aren’t entirely trustworthy. —Sam Corbin, New York Times, 1 Apr. 2025

The more trustworthy your content appears, the higher your chances of being included in answer boxes. —Michael Fox, Forbes.com, 27 Mar. 2025

Capital One, which ranked 17th in last year's ranking, was the second-most trustworthy bank in 2025. —Paul Du Quenoy, MSNBC Newsweek, 26 Mar. 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