UNTHINKABLY Synonyms: 20 Similar and Opposite Words

unthinkably

adverb

as in incredibly

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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 unthinkably But in the last decade, audio memoirs have grown not only more popular, but more expansive, with many titles featuring original music, guest cameos, or once-unthinkably long run times. — Brian Raftery, Vanity Fair, 6 Oct. 2026 His Saturday-night blowout in Amsterdam officially kicked off the first Harry tour season since his record-breaking Love On Tour signed off in July 2023 — an unthinkably long layoff for the ultimate mega–pop crowd-crusher. — Rob Sheffield, Rolling Stone, 17 May 2026 Prior to 2015, that ad would have struck almost everyone as unthinkably crass and disturbing. — Conor Friedersdorf, The Atlantic, 12 May 2026 The difference between first and second place in several events at the 2026 Winter Games has come down to margins almost unthinkably small — a matter of tenths of a point, hundredths of a second or, in one case, a tiebreaker that came down to a judges’ ruling. — Patricia Mazzei, New York Times, 18 Feb. 2026 The question is whether every living thing would be wiped out (maybe other than some cockroaches) or if the impact would be something merely unthinkably horrible. — Erik Sherman, Forbes.com, 29 Jan. 2026 If this is true then the ancient greenhouse world of the dinosaurs, lasting into the early age of mammals and already known to be sweltering, was even more unthinkably hot than previously appreciated. — Peter Brannen, Quanta Magazine, 15 Sep. 2025

Recent Examples of Synonyms for unthinkably

Adverb

While these issues can be addressed, the costs can be incredibly high, and under Florida law, developers are only on the hook for anything identified within the first seven years after a building is handed over to the homeowners association.

— Denise Hruby, Miami Herald, 19 Oct. 2026
The pre-selection debates about three- or four-loss SEC squads and some team no one actually watches will prove incredibly tiresome, too.

— Tyler Estep, AJC.com, 19 Oct. 2026

Definition of incredibly

Adverb

Key to understanding the Fizz—and understanding why the Williams Fizz is so unbelievably delicious—is to differentiate it from the Collins.

— Jason O'Bryan, Robb Report, 17 Oct. 2026
Snag a moisture-boosting night cream from CeraVe at 30% off, which is packed with high-performance ingredients like hyaluronic acid and shea butter for an unbelievably low price.

— Alanna Martine Kilkeary, Glamour, 6 Oct. 2026

Definition of unbelievably

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unthinkable

unthinkably

unthinking

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“Unthinkably.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unthinkably. Accessed 20 Oct. 2026.

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Synonyms of unthinkably

adverb

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