寒気がする

I feel chilly.

chilly  /'tʃɪli/  チﾘｨ　adj)肌寒い･寒気さ

★ too cold to be comfortable

It's chilly today.

chill　/tʃɪl/    チﾙ   n)肌寒さ･寒気

★ a feeling of being cold

There is a chill in the air this morning.

chilly / a chill / chills

I feel chilly.

I feel a chill.

I have chills.

I get chills.