시원해요 · 시원했어요 · 시원한 (+noun)
cool, refreshing
Example
더운 날에는 시원한 물을 마시고 싶어요.
On hot days I want to drink cool water.
Word parts
Koreans also say 시원하다 after a good massage.
Good to know
Koreans also say 시원해요 about hot soup — meaning 'refreshing, satisfying'.