ヘイ, ホウ, な.み, なら.べる, なら.ぶ, なら.びに, なび
row, and, besides, as well as, line up, rank with, rival, equal
JLPT2 G6 S8 F599
立 standing figure (doubled) → *line up*; *arrange*; *be in a row* → *rank with* → *likewise*; *and also* → *equal*; *ordinary*; *average*; *medium* (← line up).
[Full Kanji Etymology List]