simple past tense and past participle of flare up

a flare which deploys a small parachute to slow down its descent.

(astronomy) A violent explosion in the Sun's atmosphere.

A stray patch of brightness in a photographic image resulting from aberrant refractions or reflections within the lens due to an exceptionally bright light source, sometimes one just outside the image proper.

A sudden outbreak, outburst or eruption (originally of flame, but now used more generally of any violent activity or emotion). / A sudden intensification in activity.

plural of parachute flare

A large-bore pistol-like firearm used to fire signal flares.

plural of flare-up

(intransitive) To burn brightly again. / (intransitive) To become more intense suddenly. / (intransitive, sometimes with “out” instead of “up”) To burst out suddenly, as in anger.

plural of solar flare