TSUMUGU · TOCFL 2 (est.) · 字
遍
遍 ＝ 辵 ＋ 扁
ㄅㄧㄢˋ · biàn
verb/adv — all over, everywhere; a time (one full round)
字源 FORM — what the parts do
辵義to walk, to go (辶)the road and the foot — movement
Tbiǎn → biàn — tone shifts
The road-and-foot (辵) goes, 扁 biǎn carrying the sound, the tone tipping to biàn. 扁 is flat and spread wide — you walk it everywhere, cover the whole ground: 遍地、普遍. One full round of covering is one 遍.
故事 STORY — a scene to remember it by
路（辵）走得又寬又平（扁），到處都踩過了——遍。
The road (辵) is walked flat and wide (扁), every spot trodden — that is 遍.
字源記憶法
意 · Meanings
(本義)遍歷— to go all the way around
→遍地、普遍— everywhere; universal常用
⇒一遍— one full time, one round常用
(本義) original meaning · → ⇒ each arrow = one more step of extension