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

Both brands are trustworthy, offer great organization and the best security and safety features. —Bestreviews, Chicago Tribune, 26 Mar. 2026

Yes Through the medium of her extra income, the working wife can equip her house with all modern conveniences and engage capable, trustworthy servants who can adequately take care of her home and family. —Aj Willingham, AJC.com, 23 Mar. 2026

These are the basic conditions for a trustworthy system. —Oni Blackstock, STAT, 23 Mar. 2026

Parents have long considered health agencies such as the CDC to be trustworthy but increasingly look upon them with skepticism. —Katrine L. Wallace, The Conversation, 20 Mar. 2026

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