氺

shuǐ water (form used at the bottom of a character)

Component (a building block) — not the same thing as a radical or a sound component. · 5strokes

Forms

Characters that use it as a component

求函录泰隶

Characters filed under it as a radical

Kangxi radical no.85 · 水 · 4strokes — The 214 Kangxi radicals

Filed under it in a dictionary. That is a lookup convention — it does not mean it is the only part the character is built from.

水永汁求汇汉汗汛