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

What began as an experiment in interactive storytelling has become a platform for personalized, trustworthy engagement with global audiences. —Mark Howard, Time, 10 Nov. 2025

Wind is a bespectacled and genial former Christie’s adviser who struck out on his own eight years ago, quickly establishing his firm, Wind Vintage, as a trustworthy source for the best collectible timepieces. —The Editors, Robb Report, 8 Nov. 2025

Most systems still assume users and inputs are trustworthy by default. —Bojan Stojkovski, Interesting Engineering, 6 Nov. 2025

For help signing up for coverage, Houdek said to work with trustworthy resources, such as licensed insurance agents or navigators. —Sarah Volpenhein, jsonline.com, 6 Nov. 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