UNEXPECTED Synonyms: 17 Similar and Opposite Words

unexpected

adjective

ˌən-ik-ˈspek-təd

Definition of unexpected

as in sudden

not expected the failure of the backup generator was unexpected and a contingency for which we weren't prepared

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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 unexpected Whether fans love it or hate it, the pairing has generated plenty of conversation ahead of the NFL season and has given Steelers Nation an unexpected new mascot to debate. — Gabby Sartori, USA Today, 3 Sep. 2026 No detail is overlooked—from antiques and scents to cheeky notes tucked in unexpected corners, the experience is intimate, playful, and deeply personal. — Condé Nast, Condé Nast Traveler, 3 Sep. 2026 In the aftermath of the crash, Casas’ family is grieving, according to a GoFundMe page established to help cover unexpected expenses. — Sam Gillette, PEOPLE, 3 Sep. 2026 Sheriff’s officials cautioned, however, that even hikers taking that route needed to prepare for unexpected trouble, including injuries and unplanned overnight stays. — Darrell Smith, Miami Herald, 3 Sep. 2026 See All Example Sentences for unexpected

Recent Examples of Synonyms for unexpected

sudden

Adjective

Officials are still investigating the exact cause, though preliminary assessments suggest an ice avalanche may have blocked a river upstream in Tibet, triggering the sudden outburst flood.

— Anthony Robledo, USA Today, 28 Aug. 2026
The concierge can be contacted via WhatsApp, but response times can be slow during varying rush hours; for example, a sudden tropical rainstorm might inspire half the resort to call in for room service.

— Condé Nast, Condé Nast Traveler, 28 Aug. 2026

Definition of sudden

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unexotic

unexpected

unexpectedly

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“Unexpected.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unexpected. Accessed 5 Sep. 2026.

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Synonyms of unexpected

adjective

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