ます
samasu

Godan Verb (su)

1. to cool (e.g. from a high temperature to room temperature); to let cool

Transitive
ちょっと まして、熱 あついうちは べないように。
chotto samashite atsui uchiwa tabenai yōni.
Let your food cool off a bit; don't eat it while it's hot.
Godan Verb (su)

2. to dampen; to throw a damper on; to spoil

Transitive