Undress (verb)

To remove clothes, especially in preparation for going to bed.

Origin:

From the word "un" which means not and "dress" which means put on clothes.

Examples:

1. She undressed for bed.
2. He undressed and got into the shower.
3. She undressed in front of the mirror.
4. He undressed to his underwear.
5. She undressed quickly and got into the pool.