STEADFAST Synonyms: 69 Similar and Opposite Words

Q: How is the word 'steadfast' distinct from other similar adjectives?

Some common synonyms of steadfast are constant , faithful , loyal , resolute , and staunch . While all these words mean "firm in adherence to whatever one owes allegiance," steadfast implies a steady and unwavering course in love, allegiance, or conviction. // steadfast in their support

Q: When is it sensible to use 'constant' instead of 'steadfast'?

The synonyms constant and steadfast are sometimes interchangeable, but constant stresses continuing firmness of emotional attachment without necessarily implying strict obedience to promises or vows. // constant friends

Q: In what contexts can 'faithful' take the place of 'steadfast'?

The words faithful and steadfast are synonyms, but do differ in nuance. Specifically, faithful implies unswerving adherence to a person or thing or to the oath or promise by which a tie was contracted. // faithful to her promise

Q: When could 'loyal' be used to replace 'steadfast'?

While in some cases nearly identical to steadfast , loyal implies a firm resistance to any temptation to desert or betray. // remained loyal to the czar

Q: When is 'resolute' a more appropriate choice than 'steadfast'?

The meanings of resolute and steadfast largely overlap; however, resolute implies firm determination to adhere to a cause or purpose. // a resolute ally

Q: When might 'staunch' be a better fit than 'steadfast'?

While the synonyms staunch and steadfast are close in meaning, staunch suggests fortitude and resolution in adherence and imperviousness to influences that would weaken it. // a staunch defender of free speech

steadfast

adjective

ˈsted-ˌfast

Definition of steadfast

as in loyal

firm in one's allegiance to someone or something a steadfast supporter of women's rights

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Synonym Chooser

How is the word steadfast distinct from other similar adjectives?

Some common synonyms of steadfast are constant, faithful, loyal, resolute, and staunch. While all these words mean "firm in adherence to whatever one owes allegiance," steadfast implies a steady and unwavering course in love, allegiance, or conviction.

steadfast in their support

When is it sensible to use constant instead of steadfast?

The synonyms constant and steadfast are sometimes interchangeable, but constant stresses continuing firmness of emotional attachment without necessarily implying strict obedience to promises or vows.

constant friends

In what contexts can faithful take the place of steadfast?

The words faithful and steadfast are synonyms, but do differ in nuance. Specifically, faithful implies unswerving adherence to a person or thing or to the oath or promise by which a tie was contracted.

faithful to her promise

When could loyal be used to replace steadfast?

While in some cases nearly identical to steadfast, loyal implies a firm resistance to any temptation to desert or betray.

remained loyal to the czar

When is resolute a more appropriate choice than steadfast?

The meanings of resolute and steadfast largely overlap; however, resolute implies firm determination to adhere to a cause or purpose.

a resolute ally

When might staunch be a better fit than steadfast?

While the synonyms staunch and steadfast are close in meaning, staunch suggests fortitude and resolution in adherence and imperviousness to influences that would weaken it.

a staunch defender of free speech

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of steadfast Lucas, Kozakiewicz stand by their positions In the wake of the contradictory filings, both Lucas and Kozakiewicz have remained steadfast in their positions regarding the audit. — Kacen Bayless, Kansas City Star, 24 Aug. 2026 Given a five-meter attacking scrum, New Zealand was steadfast and flanker Luke Jacobson scored by blasting through du Toit. — ABC News, 22 Aug. 2026 Jackson Memorial Hospital, Miami’s steadfast sanctuary, accepts the patients no one else wants. — Carol Marbin Miller, Miami Herald, 21 Aug. 2026 Jesper With-Fogstrup is Group CEO at Moneypenny, with a global perspective on leadership and a steadfast commitment to people and tech. — Jesper With-Fogstrup, Forbes.com, 18 Aug. 2026 See All Example Sentences for steadfast

Recent Examples of Synonyms for steadfast

Adjective

But its higher average viewership suggests it is watched consistently by a smaller and more loyal audience.

— The Week UK, TheWeek, 28 Aug. 2026
Intelligence officers loyal to the army, known as the Sudanese Armed Forces, charged him with spreading fake news.

— Mat Nashed, Christian Science Monitor, 27 Aug. 2026

Definition of loyal

Adjective

Already known as a 2020 election denier and staunch Trump supporter, Collins was popular among Georgia's MAGA base.

— Irene Wright, USA Today, 28 Aug. 2026
Doing so would further derail trade talks with one of America’s staunchest allies, which denies treating Coupang differently than Korean companies.

— Eleanor Mueller, semafor.com, 27 Aug. 2026

Definition of staunch

Adjective

Cover band performs faithful covers of Journey’s iconic classic rock hits.

— Patrick Connolly, The Orlando Sentinel, 31 Aug. 2026
But for a political reporter, the gathering offers a chance to hear how the candidates message to the party faithful and check in with party loyalists on their mood ahead of the fall election.

— Clara Hendrickson, Freep.com, 29 Aug. 2026

Definition of faithful

Adjective

The true main event will pit top AEW star Mercedes Mone against Willow Nightingale in yet another women’s world title match that will not go on last.

— Alfred Konuwa, Forbes.com, 30 Aug. 2026
Unlocking the true nature of dark energy and dark matter could help astronomers understand what the universe is made of, how its expansion has changed over time, and if there is more to understanding gravity than meets the eye.

— Ashley Strickland, CNN Money, 30 Aug. 2026

Definition of true

Adjective

Raised in a working-class family in the English county of Essex, Jordan was a dedicated reader, who grew up devouring books by Jacqueline Wilson and Malorie Blackman.

— Carly Tagen-Dye, PEOPLE, 27 Aug. 2026
Bringing home a dedicated Bose television soundbar equipped with angled spatial drivers, dialogue-boosting algorithms, and expandable bass ports for under $200 is an exceptional value, making this the ideal window to upgrade your movie nights.

— Juhi Wadia, PC Magazine, 27 Aug. 2026

Definition of dedicated

Adjective

My beloved and devoted wife was left with a husband who endangered her well-being through a mirage.

— Miami Herald, Miami Herald, 29 Aug. 2026
The case has gripped television and online trial watchers after several witnesses testified that Clancy was a good and devoted mother for years before her mental health deteriorated after giving birth to her third child.

— Aysha Bagchi, USA Today, 28 Aug. 2026

Definition of devoted

Browse Nearby Words

stead

steadfast

steadfastly

See all Nearby Words

Cite this Entry

Style

“Steadfast.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/steadfast. Accessed 1 Sep. 2026.

Copy Citation

Synonyms of steadfast

adjective

Synonym Chooser

Example Sentences

Browse Nearby Words

Podcast

Cite this Entry

More from Merriam-Webster

Word of the Day

conscientious

Popular in Grammar & Usage

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Is it 'nerve-racking' or 'nerve-wracking'?

What's the difference between 'fascism' and 'socialism'?

Why does English have so many silent letters?

7 Pairs of Commonly Confused Words

Popular in Wordplay

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

Even More Words That Sound Like Insults But Aren't

Even More Bird Names that Sound Like Insults (and Sometimes Are)

12 Lovely and Unusual Words for the Natural World

Popular

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

Games & Quizzes