entries → 順便
TSUMUGU · TOCFL B1 (est.) · 詞
順便 word · TOCFL B1 (est.)
順便 ＝ 順 ＋ 便
ㄕㄨㄣˋ ㄅㄧㄢˋ · shùnbiàn
adverb — while at it; in passing; on the way

字源 FORM — what the parts do

順along / smoothly (順著)shùn
便convenient (方便)biàn
順便，順著的順，方便的便。
關 · Related
順路shùnlùdoing it because it's on the way — the same 順方便fāngbiànthe convenience it draws on