UNFORESEEN Synonyms: 17 Similar and Opposite Words

unforeseen

adjective

ˌən-fȯr-ˈsēn

Definition of unforeseen

as in sudden

not expected there are almost always unforeseen consequences for any major endeavor unforeseen problems delayed the project beyond its deadline

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Example Sentences

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Recent Examples of unforeseen Trial runs were executed to ensure nothing unforeseen would happen. — Mark Rice-Oxley, Christian Science Monitor, 4 Sep. 2026 Can this connection roll with an unforeseen professional development that’s unfolding? — Usa Today, USA Today, 28 Aug. 2026 Butler said that, barring any unforeseen issues, the agency will own the house within the next two months. — Noah Daly august 27, Idaho Statesman, 27 Aug. 2026 And there is a reasonable likelihood that two of them will end up playing each other on Arthur Ashe either for history, or for the chance to make it, which will lead to unforeseen levels of patriotic tension. — Ava Wallace, New York Times, 23 Aug. 2026 See All Example Sentences for unforeseen

Recent Examples of Synonyms for unforeseen

Adjective

There’s a fascinating synchronicity between the current real-world anxiety and the film industry’s sudden interest in dense studies of the tech world’s dark underbelly.

— David Rooney, HollywoodReporter, 7 Oct. 2026
Other symptoms include sudden high fever and chills, headaches, and pain in the abdomen, legs and arms, according to the Cleveland Clinic.

— ABC News, ABC News, 7 Oct. 2026

Definition of sudden

Adjective

Stubborn inflation, blowback from White House trade policies, and a formidable Democratic challenger in megachurch pastor Adam Hamilton have combined to turn ruby-red Kansas into an unexpected Senate battleground.

— Luke Fountain, CNBC, 6 Oct. 2026
Mandatory statewide caps on property taxes would tie the hands of local governments to deal with the rapid growth and address unexpected emergencies.

— Mary Ramsey, Charlotte Observer, 6 Oct. 2026