Dun and Rayless

Dun adjective - Of a dull greyish brown to brownish grey color.

Rayless and dun are semantically related in lack of light topic. In some cases you can use "Rayless" instead an adjective "Dun".

Rayless adjective - Being without light or without much light.

Dun and rayless are semantically related in lack of light topic. Sometimes you can use "Dun" instead an adjective "Rayless".