TSUMUGU · TOCFL B1 (est.) · 字
蠶
蠶 ＝ 朁 ＋ 虫
ㄘㄢˊ · cán
noun — silkworm
字源 FORM — what the parts do
朁聲cǎn — gives the soundon top, worn from the old 䵧
Tcǎn → cán — tone shifts
虫義insects — doubled below
朁 cǎn rides on top for the sound, the bugs (虫虫) below. The silkworm that spins thread: 蠶絲、養蠶.
故事 STORY — a scene to remember it by
兩隻蟲（虫）伏在桑葉上，嘴裡抽出一縷縷亮絲——蠶。
Two insects (虫) bend over mulberry leaves, drawing out thread after bright thread — silkworms.
字源記憶法
意 · Meanings
(本義)蠶— silkworm常用
→養蠶、蠶絲— to raise silkworms; silk thread常用
(本義) original meaning · → ⇒ each arrow = one more step of extension
關 · Related
蚕cánthe simplified form — 蚕 keeps a single under 天, 蠶 keeps the old over doubled