Yes, flare is a Scrabble word!

Verb

1. Burn brightly

2. Become flared and widen, usually at one end

3. Shine with a sudden light

4. Erupt or intensify suddenly

Noun

1. A shape that spreads outward

2. A sudden burst of flame

3. A burst of light used to communicate or illuminate

4. Reddening of the skin spreading outward from a focus of infection or irritation

5. A sudden recurrence or worsening of symptoms

6. A sudden eruption of intense high-energy radiation from the sun's surface; associated with sunspots and radio interference

7. Am unwanted reflection in an optical system (or the fogging of an image that is caused by such a reflection)

8. A sudden outburst of emotion

9. A device that produces a bright light for warning or illumination or identification

10. A short forward pass to a back who is running toward the sidelines

11. (baseball) a fly ball hit a short distance into the outfield