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 next

as in loyal

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

Synonyms & Similar Words

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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 Dan Radakovich is leaving the athletic director’s office after five years of steadfast integrity. —

Dave Hyde, Sun Sentinel, 2 May 2026 As Miranda faces public outcry and the pressures of a downturning publishing industry, Andy once again strives for her approval amid her steadfast pursuit of rigorous journalism. —

Natalie Oganesyan, Deadline, 2 May 2026 After several lineup changes, Maiden have stayed the course, thanks to de facto leader Harris’ steadfast vision. —

Kory Grow, Rolling Stone, 29 Apr. 2026 But certainly nothing may have damaged their trust more than the steadfast assertions that the COVID vaccines were able to stop infection and transmission. —

Ian Miller Outkick, FOXNews.com, 27 Apr. 2026 See All Example Sentences for steadfast

Recent Examples of Synonyms for steadfast

Adjective

Djena’s father, who had the title of chief hunter in the town, was a loyal aide to Marcel Cros, a senior official in the government of Ahmed Sékou Touré, Guinea’s first President.

— Yudhijit Bhattacharjee, New Yorker, 18 May 2026
By contrast, employees who feel financially secure are more productive, engaged, and loyal.

— Mary Moreland, Fortune, 17 May 2026