Answer:
Scintillate is a verb which means sparkle and flash brightly; to give off or reflect light in sparks or flashes; be clever or witty; to be very lively, exciting, and entertaining, especially by saying brilliantly clever or witty things; or to emit light flashes; to produce sparks of light when hit by particles or photons.
Example Sentence: In the heavy rain, the headlights of an oncoming car will scintillate in the water running down your windshield, making it difficult to see the road.