Refers to the cold shivers often felt at the onset of a fever or illness. Commonly used in medical or everyday contexts.
風邪をひいたらしく、悪寒がする。
I think I caught a cold; I have the chills.
急に悪寒が走って、熱を測ったら38度あった。
Suddenly I felt a chill run through me, and when I took my temperature it was 38 degrees.
I have a fever and chills.
I had been feeling chills since morning.
A chill ran down my spine.
I was suddenly hit by chills and had to lie down.