1
as in having a fit
to become very angry
naturally I flared up when he insulted me
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in blazing (up)
to develop suddenly and violently
my allergies always flare up in the spring
Synonyms & Similar Words
Example Sentences
Recent Examples of Synonyms for flaring (up)
Verb
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The incident shut down the busy interstate for hours, snarling traffic during teh evening commute.
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The purists were always going to take issue with a Prancing Horse that had an electric powertrain instead of snarling internal combustion engine, but its unorthodox design, courtesy of Jony Ivy’s LoveFrom studio, has received just as much criticism.
Verb
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Across the United States, the sky will be erupting with fireworks on July 4, 2026, and the days around it as America celebrates the 250th anniversary of its independence.
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The 6-foot-2, 185-pounder has shot up draft boards after notching 84 points (29 goals and 55 assists) in 67 games for OHL Brantford, then erupting for another 26 (13 goals and 13 assists) in 15 playoff games.
Verb
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Within hours the WhatsApp group to organize the female founders was blowing up with critiques.
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Ripley was honored for a heroic effort to halt the advance of North Vietnamese forces by blowing up a crucial bridge in 1972.
Verb
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Flashes from exploding drones and missiles lit up the night, and loud booms echoed through Kyiv.
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As SkyCal flew towards Huntington Park, dozens of rounds of fireworks were seen exploding over parts of Los Angeles, just minutes after the whistles blew in Estadio Azteca, surpassing the Round of 32 for the first time since 2018.
Verb
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Israel for years avoided officially recognizing the violence as genocide out fear of angering Turkey, but that relationship has soured over the past two decades, especially as the most recent wars in Gaza, Lebanon and Iran have dragged on.
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For years, Israel never officially broached the subject for fear of angering Turkey, but that relationship has soured over the past two decades, especially as the most recent wars in Gaza, Lebanon and Iran have dragged on.
Verb
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Frustration is boiling over, and fights are breaking out between people struggling to buy rationed supplies of gasoline.
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Toph escapes the clutches of her mother — who poisoned and kidnapped her — by revealing her earthbending powers, breaking out of the metal cage to rejoin Team Avatar.
Verb
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Best Skincare Deals While the temperatures are balmy and the sun is glaring, skincare becomes that much more important.
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The glaring issue in England’s group stage performance stems from the drop-off in goal production from the opener to the final two matches.
Verb
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Paris Barraza Eventgoers at America’s Block Party Benefit Show at the Los Angeles Memorial Coliseum are snapping photos with a President Abraham Lincoln on stilts, playing corn hole – known as bags to some – and carrying cans of beer.
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During the show, Travis got on stage as one of the pop star's backup dancers before later snapping a selfie with William, George and Charlotte.
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Cite this Entry
“Flaring (up).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flaring%20%28up%29. Accessed 6 Jul. 2026.
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