UNBREAKABLE Synonyms: 33 Similar and Opposite Words

unbreakable

adjective

Definition of unbreakable

as in durable

not able to be broken The two of them had an unbreakable bond of friendship. The plastic is virtually unbreakable.

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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 unbreakable Working with Nic was like driving a Lamborghini that could shift from unbreakable speed to idling like a purring lioness. — Griffin Dunne, Vanity Fair, 11 Sep. 2026 Logan wields unbreakable, atomically sharp adamantium claws, yet enemies feel like bloated punching bags that require mindless button-mashing to stagger. — Gabriel Zamora, PC Magazine, 10 Sep. 2026 These two former Texas Rangers lead an unforgettable cast of characters across the American west in this sweeping odyssey defined by unrequited longing, unbreakable friendship, brutal frontier justice, and an unwavering pursuit of a meaningful life. — Nellie Andreeva, Deadline, 8 Sep. 2026 Protect Your Sleep and Your Boundaries Poor sleep makes brain fog and mood swings infinitely worse, so treat your bedtime like an unbreakable appointment. — Tabitha Britt, Flow Space, 1 Sep. 2026 See All Example Sentences for unbreakable

Recent Examples of Synonyms for unbreakable

Adjective

Business owners who approach compensation this way tend to build more durable companies.

— Anthony Mastro, Forbes.com, 26 Oct. 2026
The analyst believes that Crescent is not just expanding its business through acquisitions but positioning itself as a more durable company, regardless of market conditions.

— TipRanks.com Staff, CNBC, 26 Oct. 2026

Definition of durable

Adjective

The Finnish Government has granted Posiva Oy an operating license for the world’s first permanent underground repository for spent nuclear fuel.

— Mrigakshi Dixit, Interesting Engineering, 23 Oct. 2026
Continue reading â¦ BUDGET CLIFF â California mayor touts cash handouts as cities struggle for permanent tax funds.

— , FOXNews.com, 22 Oct. 2026

Definition of permanent

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unbreachable

unbreakable

unbridled

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“Unbreakable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unbreakable. Accessed 28 Oct. 2026.

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Synonyms of unbreakable

adjective

Example Sentences

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