付 is built from the 亻 (person (left)) and 寸 components.
It belongs to a phonetic family with 府, 腐, and 符 — they share the 付 component and the reading フ.
A common word using 付 is 受付 (うけつけ), meaning “reception(ist) desk”.
Kanji that look similar include 仕, 他, 仙, and 代.