What is another word for "darken"?

Roget's Thesaurus (1911) lists these synonyms for "darken": atramentous, awning, beach, black, blackamoor, blacken, blackness, blind, blot, blotch, bowery, buck, cast, charcoal, chiaroscuro, chick, close, cloud, coal, coal-black, color, coon, cover, crow, curtain, dark, darkness, denigrate, derogatory, dingy, draw, dusky, dye, ebon, ebony, folding, for, fuliginous, gathering, gauze.