flare–up

noun \-ˌəp\

: a sudden occurrence of flame

: a sudden occurrence or expression of anger

: an occurrence in which something (such as violence or a disease) suddenly begins or becomes worse

Full Definition of FLARE-UP

: a sudden outburst or intensification

: a sudden bursting (as of a smoldering fire) into flame or light

: a sudden outburst of or increase in the symptoms of a disease or condition

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1839

Synonyms: burst, flare, flare-up, flash, flicker, flurry, flutter, outburst, spurt

Medical Dictionary

noun \-ˌəp\

: a sudden appearance or worsening of the symptoms of a disease or condition <an asthmatic flare–up>

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