UNFEASIBLE Synonyms: 70 Similar and Opposite Words

unfeasible

adjective

Definition of unfeasible

as in unlikely

Related Words

Relevance

Dissimilar Words

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 unfeasible The Ambriz brothers’ creative pursuit of the unpopular and the unfeasible has bonded them with Del Toro. — Carlos Aguilar, Los Angeles Times, 15 June 2026 Once home to the annual Festival of British Eventing (declared in 2023 to be ‘unfeasible to run’ by Mark and Peter Phillips), Gatcombe has played a key part in Princess Anne’s royal career. — Stephanie Bridger-Linning, Glamour, 6 June 2026 Saltwater absorbs radio waves rapidly, meaning conventional electronics require immense power or massive, unfeasible antennas to transmit information through the surf. — Mrigakshi Dixit, Interesting Engineering, 1 June 2026 No, a single-payer system is unrealistic and unfeasible on a state level. — Mercury News & East Bay Times Editorial Boards, Mercury News, 26 May 2026 See All Example Sentences for unfeasible

Recent Examples of Synonyms for unfeasible

Adjective

The two most prominent, Hebrew and Yiddish, have always been unlikely bedfellows, frequently fighting with each other.

— Ilan Stavans, The Conversation, 31 Aug. 2026
Initial support is near the breakout point around $660, although a pullback of that magnitude is unlikely.

— Katie Stockton, CNBC, 31 Aug. 2026

Definition of unlikely

Adjective

First glimpsed in The Empire Strikes Back and heavily featured in Return of the Jedi are typical of the Empire; designed to instil fear, but laughably impractical.

— Chris McMullen, Space.com, 5 Sep. 2026
Without the proper port facilities, regulations, safety protocols, and other essentials, nuclear cargo ships are as impractical as steamships without coal or oil refueling stations.

— New Atlas, New Atlas, 4 Sep. 2026

Definition of impractical

Adjective

Herald Square is loud, yet our room held a stillness that felt almost improbable one block from Macy's.

— Condé Nast, Condé Nast Traveler, 2 Sep. 2026
Beyond these galleries the museum’s momentum returns, whisking you back to a realm of improbable mesmerizing encounters.

— Los Angeles Times, Los Angeles Times, 2 Sep. 2026

Definition of improbable

Adjective

Having legal experts evaluate large numbers of judgments was infeasible, Mehmood says, so the team asked OpenAI’s GPT-5-mini to choose between pairs of judgments from the same judge before and after training.

— Edd Gent, IEEE Spectrum, 12 Aug. 2026
Under the act, the city would need to show that the project would create a specific, adverse impact on public health or safety and that there was no reasonable way to address the problem without making the project financially infeasible.

— Nicole Buss, Sacbee.com, 10 Aug. 2026

Definition of infeasible

Adjective

The Republican appointees said the legal protections apply only in formal immigration proceedings, and would be too impracticable and burdensome to apply at the border.

— Leah Litman, The Atlantic, 26 June 2026
Steer clear of impracticable, luxurious purchases that might tempt you.

— Georgia Nicols, Denver Post, 8 May 2026

Definition of impracticable

Adjective

The lack of an alternative striker to Haaland could be problematic if the 26-year-old misses any significant period, and given Trafford played an important role in City winning two domestic cups last season, Rulli will have a lot to live up to.

— Sam Lee, New York Times, 3 Sep. 2026
As the first episode begins, the exultant staffers arrive at work only to find out the office in mourning over the death of a beloved Softees salesman, whose problematic personal life will make the writing of the obit a nightmare of an assignment.

— Julie Hinds, Freep.com, 3 Sep. 2026

Definition of problematic

Adjective

The company has said the design changes the states seek are technically unworkable and would compromise the value and utility of its products.

— Sonja Sharp, Los Angeles Times, 18 Aug. 2026
The county education office and the state’s Fiscal Crisis & Management Assistance Team tell district officials their plan is unworkable, and the squabble continues.

— Dan Walters, Mercury News, 11 Aug. 2026

Definition of unworkable

Adjective

Elwood told his boss – Peter Brown, a former member of the Beatles’ inner circle and the founder of Brown Lloyd James – that the assignment was impossible.

— Rob Picheta, CNN Money, 30 Aug. 2026
Such components can benefit from additive manufacturing because the technology lets engineers create geometries that would be difficult or impossible to produce with traditional manufacturing methods.

— Kaif Shaikh, Interesting Engineering, 29 Aug. 2026

Definition of impossible

Browse Nearby Words

unfazed

unfeasible

unfeeling

See all Nearby Words

Cite this Entry

Style

“Unfeasible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfeasible. Accessed 6 Sep. 2026.

Copy Citation

Synonyms of unfeasible

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

inexorable

Popular in Grammar & Usage

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

A List of Most Commonly Confused Words

Why do we use apostrophes to show possession?

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

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

Popular in Wordplay

The Longest Long Words List

Stay Woke

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

14 Phobias You Probably Haven't Heard Of

The Words of the Week - Sept. 4

Popular

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

The Longest Long Words List

Stay Woke

Games & Quizzes