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

To believe that there is a spiritual force beyond us that is trustworthy and a source of strength and courage. —Eliza Griswold, The New Yorker, 26 Jan. 2025

This was not the first time Daniels spoke about his mother's efforts to make sure her son has a trustworthy group around him. —Chantz Martin, Fox News, 26 Jan. 2025

Social proof like these can help build your reputation as a trustworthy business, eventually attracting even more customers and boosting your sales. —Expert Panel®, Forbes, 22 Jan. 2025

Poitras is not as trustworthy as Lindholm away from the puck. —Fluto Shinzawa, The Athletic, 22 Jan. 2025

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