Darks

A complete or (more often) partial absence of light.

"Dark surrounds us completely."

Ignorance.

"The lawyer was left in the dark as to why the jury was dismissed."

Nightfall.

"It was after dark before we got to playing baseball."

A dark shade or dark passage in a painting, engraving, etc.

To grow or become dark, darken.

To remain in the dark, lurk, lie hidden or concealed.

To make dark, darken; to obscure.