INSUPERABLE Synonyms: 114 Similar and Opposite Words

insuperable

adjective

(ˌ)in-ˈsü-p(ə-)rə-bəl

Definition of insuperable

as in insurmountable

incapable of being defeated, overcome, or subdued the building project ran into insuperable financial difficulties and had to be scrapped

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in impossible

incapable of being solved or accomplished insuperable problems have arisen which make it very unlikely that we will ever finish this project

Synonyms & Similar Words

Antonyms & Near Antonyms

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 insuperable Orban succeeded in this enterprise to what seemed like an insuperable level. — Melik Kaylan, Forbes.com, 28 Apr. 2026 Raise the stakes, place insuperable obstacles before the protagonist, have the protagonist somehow surmount them while becoming braver and better. — Adam Gopnik, New Yorker, 9 June 2025 Television’s tendency to play down to the masses — manipulating our individual needs for attention, for agreement, or simply to win — is an insuperable problem at this particular, shameless moment in pop culture. — Armond White, National Review, 16 Oct. 2024 This attitude, although understandable, creates an insuperable barrier to creating a better policy. — Alan S. Blinder, Foreign Affairs, 11 Dec. 2018 See All Example Sentences for insuperable

Recent Examples of Synonyms for insuperable

Adjective

Miller would face almost insurmountable opposition from both the Supreme Court and a newly Democratic Congress, both of which are likely to argue the power to impeach judges or suspend basic rights belong to Capitol Hill, experts said.

— Sonja Sharp, Los Angeles Times, 12 Nov. 2026
The Chiefs extended their lead to 21-12, a deficit insurmountable for the struggling Jets.

— Kansas City Star, Kansas City Star, 8 Nov. 2026

Definition of insurmountable

Adjective

Reaves hit a seemingly impossible baseline fadeaway in the first quarter, flinging the ball almost over the backboard.

— Los Angeles Times, Los Angeles Times, 9 Nov. 2026
Requests for food increased 80% Several families the Courant spoke to in the state said that the myriad of rising costs are impossible to absorb and stress levels are also climbing, as some take on second jobs to make ends meet.

— Livi Stanford, Hartford Courant, 8 Nov. 2026

Definition of impossible

Adjective

But the advent of NIL has turned the gap into an unconquerable chasm.

— Dana O’Neil, CNN Money, 6 Sep. 2026
The rescue party made its way to New York harbor by train, private car, and then two bicycles shared among the three of them—Frank, Sarah’s husband, on one; Sarah and Billo on the other—when shipyard traffic proved unconquerable by automobile.

— Claire Carusillo, Harpers Magazine, 4 Aug. 2026

Definition of unconquerable

Adjective

Though Sauron holds out some hope that Celebrimbor’s secrets might, or an Elven-smith who worked with him might, be found, an assertive Orc named Marnûkh (Adam Young) suggests that this situation is hopeless.

— Keith Phipps, Vulture, 11 Nov. 2026
But Texans also have something to teach the country about digging in and fighting for a seemingly hopeless cause; conservatives aren’t the only ones who remember the Alamo.

— Rachel Monroe, New Yorker, 4 Nov. 2026

Definition of hopeless

Adjective

At a Thursday post-election conference organized by the Center for American Progress, Senate Democratic Leader Chuck Schumer said that the people who’d beaten invincible-looking Republicans needed space to vote and govern their way.

— David Weigel, semafor.com, 6 Nov. 2026
That being said, pothos isn’t invincible, and incorrect watering can cause the plant to wilt and die.

— Helena Madden, Martha Stewart, 2 Nov. 2026

Definition of invincible

Adjective

Perhaps these almost impregnable offspring evolved to survive predation by now-extinct mastodons.

— Carl R. Gold, Baltimore Sun, 8 Nov. 2026
Democrats have secured control of the Senate, a shocking collapse for a Republican majority that started the midterms with what looked like an impregnable red wall of conservative states.

— Burgess Everett, semafor.com, 4 Nov. 2026

Definition of impregnable

Adjective

With unbeatable comfort, support, and style, the brand offers thoughtful (and discounted) gifts Mom will actually want to wear.

— Katie Decker-Jacoby, StyleCaster, 5 Nov. 2026
For The Times) Though Becerra is considered unbeatable in blue California in the race, many Hilton fans are clinging to hope that the Republican candidate will overcome the odds.

— Seema Mehta, Los Angeles Times, 1 Nov. 2026

Definition of unbeatable

Adjective

Villains like Ted Bundy are imagined to be relatively invulnerable to pain, even in a scenario as basic as stepping barefoot on a shard of glass.

— Paul Bloom, New Yorker, 6 Nov. 2026
Historically, being a strong leader meant being invulnerable and stoic—showing no signs of weakness.

— Krishna Savani, Harvard Business Review, 12 Oct. 2026

Definition of invulnerable

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in sum

insuperable

insupportable

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“Insuperable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/insuperable. Accessed 15 Nov. 2026.

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Synonyms of insuperable

adjective

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