See twinkle in Webster's New World Roget's A-Z Thesaurus II
verb
To shine with intermittent gleams:
blink, flash, flicker, glimmer, wink. See continue, lightTo emit light suddenly in rays or sparks:
coruscate, flash, glance, gleam, glimmer, glint, glisten, glister, glitter, scintillate, shimmer, spangle, sparkle, wink. See lightTo open and close the eyes rapidly:
bat1, blink, nictate, nictitate, wink. See repetition, see
noun
A sudden quick light:
blink, coruscation, flash, flicker, glance, gleam, glimmer, glint, spark1, wink. See lightA very brief time:
crack, flash, instant, minute1, moment, second1, trice, twinkling, wink. (Informal) jiff, jiffy. (Chiefly British) tick. See big, time
Learn more about twinkle