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.

Prime Minister Narendra Modi said India remains "steadfast as ever" in its determination to defeat terrorism and its "enabling ecosystem", marking one year since a deadly clash with arch-enemy Pakistan.

From Barron's • May 7, 2026

Tucci’s endearingly steadfast Nigel is finally applauded for his years of service to Runway, and I was dismayed to find myself rolling my eyes at how corny the moment felt.

From Los Angeles Times • Apr. 29, 2026

"We are steadfast in our commitment to stand with survivors of gender-based and conflict-related violence, and carrying on the legacy of the grandmothers," the group wrote in a Facebook post on Tuesday.

From BBC • Apr. 28, 2026

Corporate America remains steadfast in the belief that companies who don’t fully learn to leverage AI will get outcompeted and become obsolete.

From The Wall Street Journal • Apr. 14, 2026

But for now, he remained steadfast in his loyalty.

From "Hitler Youth: Growing Up in Hitler's Shadow" by Susan Campbell Bartoletti

Vocabulary lists containing steadfast

More Positive Words to Describe a Person

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Nothing But the Truth

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Leadership Vocabulary

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!