1 scintillate, sparkle, coruscate, glitter, shimmer, wink, flicker, glisten, glint, flash, fulgurate, spark, dance, blink, shine, gleam:
The stars were twinkling in the icy black sky. Nicole's eyes twinkled as she told me about Max's latest success.
2 twinkling, scintillation, scintillating, sparkle, sparkling, coruscation, coruscating, glitter, glittering, shimmer, shimmering, winking, flicker, flickering, glistening, glint, flash, flashing, fulguration, spark, sparking, dancing, blinking, shine, shining, gleam, gleaming, dazzle, dazzling:
From far off, I caught the twinkle of the sun on car windscreens.