堀 is built from the 土, 尸 (corpse / body), and 出 components.
It belongs to a phonetic family with 掘 and 屈 — they share the 出 component and the reading クツ.
A common word using 堀 is 堀 (ほり), meaning “moat, canal”.
Kanji that look similar include 域, 培, 基, and 堂.