OBSTINATE Synonyms: 112 Similar and Opposite Words

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

Some common synonyms of obstinate are dogged , mulish , pertinacious , and stubborn . While all these words mean "fixed and unyielding in course or purpose," obstinate implies usually an unreasonable persistence. // an obstinate proponent of conspiracy theories

Q: When could 'dogged' be used to replace 'obstinate'?

The words dogged and obstinate are synonyms, but do differ in nuance. Specifically, dogged suggests an admirable often tenacious and unwavering persistence. // pursued the story with dogged perseverance

Q: When is 'mulish' a more appropriate choice than 'obstinate'?

The synonyms mulish and obstinate are sometimes interchangeable, but mulish implies a thoroughly unreasonable obstinacy. // a mulish determination to have his own way

Q: In what contexts can 'pertinacious' take the place of 'obstinate'?

In some situations, the words pertinacious and obstinate are roughly equivalent. However, pertinacious suggests an annoying or irksome persistence. // a pertinacious salesclerk refusing to take no for an answer

Q: When would 'stubborn' be a good substitute for 'obstinate'?

The meanings of stubborn and obstinate largely overlap; however, stubborn implies sturdiness in resisting change which may or may not be admirable. // a person too stubborn to admit error

obstinate

adjective

ˈäb-stə-nət

Definition of obstinate next

as in stubborn

sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion the child was obstinate about wanting that specific toy, despite being offered several others

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How is the word obstinate distinct from other similar adjectives?

Some common synonyms of obstinate are dogged, mulish, pertinacious, and stubborn. While all these words mean "fixed and unyielding in course or purpose," obstinate implies usually an unreasonable persistence.

an obstinate proponent of conspiracy theories

When could dogged be used to replace obstinate?

The words dogged and obstinate are synonyms, but do differ in nuance. Specifically, dogged suggests an admirable often tenacious and unwavering persistence.

pursued the story with dogged perseverance

When is mulish a more appropriate choice than obstinate?

The synonyms mulish and obstinate are sometimes interchangeable, but mulish implies a thoroughly unreasonable obstinacy.

a mulish determination to have his own way

In what contexts can pertinacious take the place of obstinate?

In some situations, the words pertinacious and obstinate are roughly equivalent. However, pertinacious suggests an annoying or irksome persistence.

a pertinacious salesclerk refusing to take no for an answer

When would stubborn be a good substitute for obstinate?

The meanings of stubborn and obstinate largely overlap; however, stubborn implies sturdiness in resisting change which may or may not be admirable.

a person too stubborn to admit error

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 obstinate Courtenay, as a caregiver with deeply sympathetic layers, exhibits frustration and compassion in equal measure, blending the obstinate protestations of a man in his twilight years with the lifelong tenderness and wisdom that often accompany them. —

Siddhant Adlakha, Variety, 17 Feb. 2026 Bell-Johnson was obstinate in an interview with detectives and made no admission. —

Emerson Clarridge updated February 6, Fort Worth Star-Telegram, 7 Feb. 2026 Fortunately, D’Amico and his countrymen are delightfully obstinate in maintaining their traditions. —

Adam Erace, Travel + Leisure, 6 Feb. 2026 Khamenei’s obstinate refusal to effect any meaningful change and his bloody massacre of civilians in droves have brought Iranians to this point. —

Arash Azizi, The Atlantic, 20 Jan. 2026 See All Example Sentences for obstinate

Recent Examples of Synonyms for obstinate

Adjective

Dealing with stubborn dark spots?

— Christa Joanna Lee, Allure, 23 June 2026
But when the adults decide to cancel Christmas and the magical star fades away, a stubborn little bird named Pikkuli sets off on a winter adventure with friends to find the Starlight Reindeer and bring back the light.

— Leo Barraclough, Variety, 22 June 2026