unforeseen

word

Definition

Describes something that happens suddenly without warning or that was not expected.

Usage & Nuances

Formal and often used when talking about accidents, problems, or changes. Common phrases: 'unforeseen circumstances', 'unforeseen events'. Similar to 'unexpected', but often emphasizes something negative or disruptive.

Example Sentences

The flight was delayed due to unforeseen circumstances.

basic

We had to cancel the picnic after some unforeseen rain.

basic

The company faced unforeseen problems during the project.

basic

We had everything planned, but unforeseen issues popped up last minute.

natural

Due to some unforeseen expenses, I can't go on vacation this year.

natural

That was an unforeseen twist—I didn’t see it coming at all!

natural