This is the 7545th most frequent Japanese word.
冷やす
To cool or chill.
In this sentence, 冷やす refers to cooling down or chilling the water using the refrigerator.
水を冷蔵庫で冷やしてください。
Please chill the water in the refrigerator.
Here, 冷やす symbolizes calming or cooling down emotions metaphorically, indicating relaxation or composure.
心を冷やして冷静になりなさい。
Calm your mind and become composed.
In this example, 冷やす is used to express cooling the body physically using ice in hot conditions.