Scintillate Common

give off

"the substance scintillated sparks and flashes"

reflect brightly

"Unquarried marble sparkled on the hillside"

emit or reflect light in a flickering manner

"Does a constellation twinkle more brightly than a single star?"

physics: fluoresce momentarily when struck by a charged particle or high-energy photon

"the phosphor fluoresced"

be lively or brilliant or exhibit virtuosity

"The musical performance sparkled"

"A scintillating conversation"

"his playing coruscated throughout the concert hall"

To give off sparks; to shine as if emanating sparks; to twinkle or glow.

Of a star or other celestial body: to vary rapidly in brightness; to twinkle.