Dusky and Obsidian

Dusky adjective - Being without light or without much light.

Obsidian and dusky are semantically related In some cases you can use "Obsidian" instead an adjective "Dusky".

Nearby Words: dusk, duskiness, dusking

Obsidian noun - Acid or granitic glass formed by the rapid cooling of lava without crystallization; usually dark, but transparent in thin pieces.

Dusky and obsidian are semantically related in black topic. Sometimes you can use "Dusky" instead an adjective "Obsidian", if it concerns topics such as dark.