Nude (adjective)

1. Not wearing clothes.
2. Having the color of bare skin.

Origin:

From latin word "nudus" which means naked, bare.

Examples:

1. The model posed for the artist in the nude.
2. He accidentally walked in on her while she was getting dressed and she felt embarrassed because she was nude.
3. The painting featured a nude figure reclining on a couch.
4. The new line of clothing featured a nude collection.
5. The lipstick was in a nude shade that was perfect for everyday wear.