• 湯気ゆげ — steam
• 熱湯ねっとう — boiling water
• 湯船ゆぶね — bathtub
• 温泉湯おんせんゆ — hot spring bath
• 湯飲みゆのみ — teacup (literally "hot water cup")
• 湯治とうじ — hot-spring cure / therapeutic stay at a hot spring

湯 is often seen in daily life in Japan, especially at sentō (public baths) and onsen (hot springs). The simple symbol ゆ is commonly used to mark bathhouses, and the kanji itself blends 水 (water) and the phonetic component indicating "hot liquid."

湯ゆをわ沸かしています。
I am boiling water.

湯船ゆぶねに入はいるのが好すきです。
I like soaking in the bathtub.