Pitch black and Unlighted

Pitch black noun - A very dark black.

Unlighted and pitch black are semantically related. in lack of light topic. In some cases you can use "Unlighted" instead an adjective phrase "Pitch black".

Unlighted adjective - Not set afire or burning.

Pitch black and unlighted are semantically related. Sometimes you can replace phrase "Pitch black" with "Unlighted", this terms are similar.