シ, あき, つかさ, つぎ, つぐ, ひで

heir, succeed

JLPT1 G7 S13 F2310

The left-hand element is mouth + (bamboo slats) → oath designating an heir, written upon thin strips of bamboo. adds # administer → *heir* who succeeds to and administers an estate.

[Full Kanji Etymology List]