Godan verb with 'su' ending, Transitive verb
to cool; to chill; to refrigerate
ワインをもっと冷やしたいんだ。I want to chill the wine more. to calm down; to cool off; to regain one's composure; to relax
to be frightened (at); to be scared (of)
Also written 冷す【ひやす】