Dun and Guilt-ridden

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

Guilt-ridden and dun are semantically related. In some cases you can use "Guilt-ridden" instead an adjective "Dun".

Guilt-ridden adjective - Feeling or revealing a sense of guilt.

Dun and guilt-ridden are semantically related. Sometimes you can use "Dun" instead an adjective phrase "Guilt-ridden".