SPARKLE

v. & n.

v.intr. 1 a emit or seem to emit sparks; glitter; glisten (her eyes sparkled). b be witty; scintillate (sparkling repartee). 2 (of wine etc.) effervesce (cf. STILL(1) adj. 4).

n. a gleam, spark. sparkly adj.

[ ME f. SPARK(1) + -LE(4) ]