sparkle

(noun) merriment expressed by a brightness or gleam or animation of countenance. Synonyms: twinkle, spark, light. Examples: "He had a sparkle in his eye." "There's a perpetual twinkle in his eyes."

(noun) the occurrence of a small flash or spark. Synonyms: glitter, coruscation.

(noun) the quality of shining with a bright reflected light. Synonyms: glitter, glister, glisten, scintillation.

(verb) reflect brightly. Synonyms: scintillate, coruscate. Examples: "Unquarried marble sparkled on the hillside."

(verb) be lively or brilliant or exhibit virtuosity. Synonyms: scintillate, coruscate. Examples: "The musical performance sparkled." "A scintillating conversation." "His playing coruscated throughout the concert hall."

(verb) emit or produce sparks. Synonyms: spark. Examples: "A high tension wire, brought down by a storm, can continue to spark."

(verb) become bubbly or frothy or foaming. Synonyms: foam, froth, fizz, effervesce, form bubbles. Examples: "The boiling soup was frothing." "The river was foaming." "Sparkling water."