Twinkly (adjective)

1. Shining or sparkling with a faint or intermittent light; twinkling.
2. Having a bright and lively appearance; sparkling.

Origin:

The origin of the word twinkly is uncertain. it may be a combination of the words "twinkle" and "eye".

Examples:

1. The stars were twinkly in the sky.
2. She had a twinkly smile that lit up the room.
3. The twinkly lights on the Christmas tree were beautiful.
4. He had twinkly eyes that sparkled when he laughed.
5. The twinkly lights of the city were visible from the hilltop.