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

Boards must be accountable for AI governance, ensuring that AI systems are not only innovative but also secure, ethical and trustworthy. —Ed Gaudet, Forbes, 22 Nov. 2024

All told, more than 20 USA TODAY Network journalists worked tirelessly over the last five weeks to bring you trustworthy, accurate and authoritative coverage of the trial. —Eric Larsen, The Indianapolis Star, 17 Nov. 2024

Global South countries crave a trustworthy partner. —Leslie Vinjamuri, Foreign Affairs, 15 Nov. 2024

Pick a few trustworthy accounts rather than gorging on whatever pops up. —Mike Allen, Axios, 5 Nov. 2024

Word History

First Known Use

1658, in the meaning defined above

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