Chilly (adjective)

1. Feeling cold, or having a low temperature.
2. Uncomfortably cool or cold in temperature.

Origin:

From the word "chill" meaning "a slight coldness" or "a feeling of coldness".

Examples:

1. It was a chilly morning, so I put on a sweater.
2. The lake water was chilly even in summer.
3. The air was chilly and damp as we walked through the forest.
4. I felt a chill run down my spine as I heard the ghost story.
5. The room was chilly, so I turned up the heating.