2
carry on war(verb, expression, idiom, meet, attack)
2
catch fire(verb, expression, burn, kindle, inflame)
2
convulsion(noun, crash, plague, disruption, onset)
2
eruption(noun, explosion, biliousness, queasiness)
2
exchange blows(verb, expression, meet, attack, dispute)
2
fight(verb, struggle, engage, clash, box)
2
fire up(verb, expression, blaze, flicker, flame)
2
fit(noun, detonation, firing)
2
flip
2
gale(noun, flurry)
2
gust(noun, ejection)
2
irruption(noun, crash, plague, disruption, onset)
2
jet(verb, collapse, excited, blast, appear)
2
light(verb, burn, glow, blaze, kindle)
2
outbreak(noun, variance, parceling, torrent, vivisection)
2
outburst(noun, explosion)
2
paroxysm(noun, stew, detonation, firing)
2
rave(rage, storm)
2
rush(noun, torrent)
2
sally(noun, ejection)
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APASmart Define. (2015). flare up thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/flare_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "flare up thesaurus" https://smartdefine.org/flare_up/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, flare up thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/flare_up/thesaurus/synonyms>.
MLASmart Define. "flare up thesaurus" 23 December 2015. Web. 21 September 2026. <https://smartdefine.org/flare_up/thesaurus/synonyms>