a European water vole (Arvicola amphibius)

Kyūjitai form of 水蒸気: steam; water vapor

impermeable wall

aquifer (an underground layer of water-bearing porous stone, earth, or gravel)

Kyūjitai form of 水滸伝: Water Margin, one of China's Four Great Classical Novels

(organic chemistry) sulfhydryl

a female given name

(historical) naval camps or office buildings during the Qing dynasty

(history) Water Margin

Kyūjitai form of 水商売: bar and restaurant business / Kyūjitai form of 水商売: chancy trade / Kyūjitai form of 水商売: nightlife business