entries → 擦
TSUMUGU · TOCFL 2 (est.) · 字
擦 character · TOCFL 2 (est.)
擦 ＝ 扌 ＋ 察
ㄘㄚ · cā
verb — to rub, wipe; to brush against

字源 FORM — what the parts do

扌義a hand
察聲chá — gives the soundto examine closely
FTchá → cā — the ending and tone shift
A hand (扌) moves back and forth across a surface — to rub, to wipe. 察 chá, looking closely, carries the sound, worn to cā. From 擦拭、擦掉 to 擦肩 — brushing past, a near touch.

故事 STORY — a scene to remember it by

手（扌）拿布在桌面來回一抹，像察（察）看過一遍，擦得乾乾淨淨。
The hand (扌) runs the cloth back and forth across the table, as if inspecting (察) every inch — wiped spotless.
字源記憶法
意 · Meanings
(本義)擦、擦拭— to rub, to wipe常用
→擦掉— to wipe off, erase
⇒擦肩— to brush past
(本義) original meaning · → ⇒ each arrow = one more step of extension
關 · Related
察cháthe bare phonetic — to examine, no hand搽cháthe lookalike — 搽 sets 茶 by the hand (to apply ointment), 擦 sets 察