scintillate

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”