Nude and Undraped

Nude adjective - Lacking or shed of clothing.

Undraped is a synonym for nude in naked topic. In some cases you can use "Undraped" instead an adjective "Nude", when it comes to topics like covering.

Undraped adjective - Lacking drapery or draperies.

Nude is a synonym for undraped in bare topic. You can use "Nude" instead an adjective "Undraped", if it concerns topics such as without covering.