Underpants (noun)

A garment worn by men and women to cover the lower body, typically made of cotton or other soft material, and worn next to the skin.

Origin:

The word "underpants" is a combination of two words "under" and "pants" which refers to the lower body covering worn underneath clothing. the word first appeared in the 19th century in reference to the underwear worn by men and women.

Examples:

1. I always wear my underpants before putting on my jeans.
2. She was embarrassed when she realized she had forgotten to wear her underpants to the party.
3. He washed his underpants and hung them to dry on the clothesline.
4. I will bring my underpants and a change of clothes in my bag.
5. She was wearing a pink underpants and a matching bra.