entries → 沫
TSUMUGU · TOCFL C1 (est.) · 字
沫 character · TOCFL C1 (est.)
沫 ＝ 氵 ＋ 末
ㄇㄛˋ · mò
noun — foam, froth; spittle, bubbles

字源 FORM — what the parts do

氵義water
末聲mò — gives the sounda tree with a stroke marking its top tip
Water (氵) and 末, which carries the sound — the small bubbles thrown up where water breaks: foam, froth, spittle, 泡沫、口沫. 末 mò gives the sound exactly, and the foam rides on the surface, at the water's very tip.

故事 STORY — a scene to remember it by

浪頭打散，水面上一層細白泡（氵）——沫。
A wave breaks apart, leaving a film of fine white bubbles (氵) on the surface — foam.
字源記憶法
意 · Meanings
(本義)泡沫、水沫— foam, froth常用
→口沫、唾沫— spittle, bubbles of saliva
(本義) original meaning · → ⇒ each arrow = one more step of extension
關 · Related
末mòthe bare phonetic — the tip of a tree沬mèithe near-twin — 沬 takes 未 (not the top-marked 末); a different sound and sense