(smoking) a hookah; a waterpipe

(chemistry) hydration (incorporation of water molecules into another compound)

the Wei River

(history) a 律令 (ritsuryō) position in the 後宮 (Kōkyū, “Seraglio”) that manages water and ice

(history) a 律令 (ritsuryō) position in the 後宮 (Kōkyū, “Seraglio”) that manages water and ice / Alternative spelling of 主水司

hydrology

(medicine) noma

Synonym of 炭酸水 (tansansui, “carbonated water”); soda water

boiled gyoza (dumpling)

Kyūjitai form of 水薬: potion; liquid medicine