Definitions of sparkle:

• noun:   brightness and animation of countenance

  Example: "He had a sparkle in his eye"

• noun:   the occurrence of a small flash or spark
• noun:   the quality of glittering or sparkling brightly
• verb:   reflect brightly

  Example: "Unquarried marble sparkled on the hillside"

• verb:   be lively or brilliant or exhibit virtuosity

  Example: "The musical performance sparkled"

• verb:   emit or produce sparks
• verb:   form bubbles
• name:  A female given name (rare: 1 in 100000 females; popularity rank in the U.S.: #3762)