A bright, sparkling light; shininess or brilliance.
A shiny, decorative adornment, sometimes sprinkled on glue to make simple artwork.
Glitz.
To sparkle with light; to shine with a brilliant and broken light or showy luster; to gleam.
To be showy, specious, or striking, and hence attractive.
Light from above; toplighting.
Any glazing above a main window, partition or door
A skylight.
The upper (and usually smaller) part (casement) of a window, often hinged a the top