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

醒ます[samasu] to awaken
醒める[sameru] to wake
興醒し[kyouzamashi] kill-joy
興醒め[kyouzame] kill-joy
興醒める[kyouzameru] to lose interest

寝醒める[nezameru] to wake up
覚醒剤[kakuseizai] stimulant (e.g. psychoactive drugs like methamphetamine, ritalin, etc.)
覚醒[kakusei] waking up
酔い醒め[yoizame] recovering from intoxication
興醒まし[kyouzamashi] spoiling the fun