ADAMANT Synonyms: 112 Similar and Opposite Words

Q: How is the word 'adamant' different from other adjectives like it?

The words inflexible and obdurate are common synonyms of adamant . While all three words mean "unwilling to alter a predetermined course or purpose," adamant implies utter immovability in the face of all temptation or entreaty. // adamant that the work should continue

Q: When is it sensible to use 'inflexible' instead of 'adamant'?

The words inflexible and adamant can be used in similar contexts, but inflexible implies rigid adherence or even slavish conformity to principle. // inflexible in their demands

Q: When could 'obdurate' be used to replace 'adamant'?

The words obdurate and adamant are synonyms, but do differ in nuance. Specifically, obdurate stresses hardness of heart and insensitivity to appeals for mercy or the influence of divine grace. // obdurate in his refusal to grant clemency

adamant

adjective

ˈa-də-mənt

Definition of adamant

as in stubborn

sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion remained adamant about getting the actor's autograph even after he had disappeared backstage

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Synonym Chooser

How is the word adamant different from other adjectives like it?

The words inflexible and obdurate are common synonyms of adamant. While all three words mean "unwilling to alter a predetermined course or purpose," adamant implies utter immovability in the face of all temptation or entreaty.

adamant that the work should continue

When is it sensible to use inflexible instead of adamant?

The words inflexible and adamant can be used in similar contexts, but inflexible implies rigid adherence or even slavish conformity to principle.

inflexible in their demands

When could obdurate be used to replace adamant?

The words obdurate and adamant are synonyms, but do differ in nuance. Specifically, obdurate stresses hardness of heart and insensitivity to appeals for mercy or the influence of divine grace.

obdurate in his refusal to grant clemency

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 adamant Regardless, Stanton is adamant that there is no hypothetical future in which raccoons could realistically become good house pets. — Shoshi Parks, Popular Science, 10 June 2026 While waiting to go to court, Zaayer remained adamant that Shawna needed to go to prison but was also convinced that David — who worked at the nearby jail — was protecting his wife from receiving an adequate punishment, per The Guardian. — Caroline Blair, PEOPLE, 3 July 2026 But Senate Majority Leader John Thune (R-SD) has been adamant that there are not enough votes in the Senate to pass the legislation, given the 60-vote filibuster threshold. — Mabinty Quarshie, The Washington Examiner, 28 June 2026 Advertisement Throughout negotiations, Tehran has been adamant that any cease-fire with Washington must also end the hostilities between Israeli forces and Hezbollah, and that any permanent truce must lead to Israel withdrawing its forces from southern Lebanon. — Callum Sutherland, Time, 19 June 2026 See All Example Sentences for adamant

Recent Examples of Synonyms for adamant

Adjective

Colombia earned its passage into the round of 16 with a 1-0 win over stubborn Ghana.

— Kevin Baxter, Los Angeles Times, 6 July 2026
Pickle Robot’s Physical AI unloaders tackle the dock door bottleneck, which is a stubborn pain point in inbound logistics, while AmbiStack handles the structured, high-volume stacking that feeds downstream operations.

— Arthur Zaczkiewicz, Footwear News, 6 July 2026

Definition of stubborn

Adjective

To his supporters, Iran’s late Supreme Leader Ayatollah Ali Khamenei was the steadfast, fearless leader who transcended mere politics and inspired devotion.

— Xiaoqian Lin, CNN Money, 6 July 2026
Each project generated steadfast opposition from the city's neighborhoods, calling into question how the city should regulate the advanced technology centers.

— Alysa Guffey, IndyStar, 2 July 2026

Definition of steadfast

Adjective

Follow these steps to get rid of hardened residue, odors, and germs, and learn how to make outdoor trash cans a little less yucky.

— Karen Brewer Grossman, Southern Living, 3 July 2026
Hauser played hardened ranch foreman Rip Wheeler on the Paramount Network series that ran from 2018 to 2024.

— Brayden Garcia, Fort Worth Star-Telegram, 1 July 2026

Definition of hardened

Browse Nearby Words

adamancy

adamant

adamantine

See all Nearby Words

Cite this Entry

Style

“Adamant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/adamant. Accessed 8 Jul. 2026.

Copy Citation

Synonyms of adamant

adjective

Synonym Chooser

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster on adamant

More from Merriam-Webster

Word of the Day

gambol

Popular in Grammar & Usage

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Commonly Misspelled Words

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)

Popular in Wordplay

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List

One-Word Oxymorons: Bittersweet, Spendthrift, and More

Ten Words Ending with a Silent ‘T’

12 Lovely and Unusual Words for the Natural World

Popular

Is that lie 'bald-faced' or 'bold-faced'?

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List

Games & Quizzes