お冷[ohiya] cold (drinking) water
花冷え[hanabie] chilly spring weather
寒冷[kanrei] cold
興冷め[kyouzame] kill-joy
空冷[kuurei] air cooling

空冷式[kuureishiki] air-cooled
水冷式[suireishiki] water-cooled
頭を冷やす[atamawohiyasu] to cool down one's anger
保冷[horei] keep cool

クスクス笑う[kusukusuwarau] to giggle
けらけら笑う[kerakerawarau] to cackle
げらげら笑う[geragerawarau] to guffaw
一笑[isshou] laugh
一笑に付す[isshounifusu] to laugh (someone) down

一顰一笑[ippinisshou] (a) mood
可笑しい[okashii] funny
含み笑い[fukumiwarai] suppressed laugh
嬉笑[kishou] happy laughter
戯笑[gishou] playful laughter