Definitions

steadfast

[sted-fast, -fahst, -fuhst] / ˈstɛdˌfæst, -ˌfɑst, -fəst /

ADJECTIVE

loyal, steady

Synonyms

STRONGEST

abiding adamant ardent dedicated faithful inflexible intense relentless resolute rigid single-minded staunch stubborn true unflinching unqualified unswerving unwavering unyielding

WEAK

allegiant bound changeless constant dependable enduring established fast firm fixed immobile immovable inexorable intent liege never-failing obdurate persevering reliable stable sure tried-and-true true-blue unbending unfaltering unmovable unquestioning wholehearted

Antonyms

STRONGEST

afraid dishonest disloyal false flexible irresolute pliable pliant soft unreliable wavering weak willing yielding

WEAK

untrustworthy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The A$6.66 billion offer for Steadfast from Amwins Group and Dragoneer Investment comes amid broader sector interest from private equity-backed consolidators, they tell clients in a note.

From The Wall Street Journal • Jun. 11, 2026

Resuming coverage of the stock with an outperform rating, Macquarie’s analysts highlight what looks like better pricing trends relative to peers including Steadfast.

From The Wall Street Journal • Dec. 3, 2025

A Dutch F-35 jet roared off the runway Tuesday at Volkel airbase in the Netherlands as part of NATO's annual nuclear exercise Steadfast Noon.

From Barron's • Oct. 21, 2025

Private donations from Caruso’s philanthropic group Steadfast LA will help pay for the roughly $30 million redesign of the Palisades Recreation Center on Alma Real Drive, which was damaged in the fire.

From Los Angeles Times • Apr. 10, 2025

"Who did you read out, Meggie? Poor Tinker Bell and the Steadfast Tin Soldier?"

From "Inkheart" by Cornelia Funke

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