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flareup

American  
[flair-uhp] / ˈflɛərˌʌp /

noun

  1. a sudden flaring up of flame or light.

  2. a sudden outburst or intensification, as of anger or tensions.

  3. a sudden outbreak of violence, disease, or any other condition thought to be quelled, checked, or inactive.


Etymology

Origin of flareup

First recorded in 1830–40; noun use of verb phrase flare up

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

"It's a huge area and there could be a flareup again at any moment," he said.

From Barron's Aug. 4, 2026

Yet barring a massive flareup in violence in the Middle East and another spike in oil prices, the latest bout of inflation is unlikely to get much worse.

From MarketWatch Jun. 10, 2026

Another warned that warm weather increased the risk of a flareup.

From Los Angeles Times Apr. 23, 2026

He faced harsh weather conditions, closed footpaths, severely-blistered feet, and a gout flareup which resulted in a trip to the emergency department.

From BBC Nov. 1, 2025

It bloomed best, most sublimely, in the middle of an emotional flareup of just this kind.

From "Franny and Zooey" by J. D. Salinger

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