TSUMUGU · B2 (est.) · 字
菌
菌 ＝ 艸 ＋ 囷
ㄐㄩㄣ · jūn
noun — fungus, mushroom; bacteria, germ
字源 FORM — what the parts do
艸義grass, plant (the grass radical 艹)the 艹 cap — fungi were grouped with plants
囷聲qūn — gives the soundgrain 禾 ringed by an enclosure 囗 — a round granary; rarely seen alone
ITqūn → jūn — the reading shifts
Under the grass cap (艹), a thing that springs up like a plant — the mushroom. 囷 qūn, a round granary of grain in a ring, lends the sound, drifting to jūn. From the mushroom the word reaches the microscopic: 細菌 bacteria, 黴菌 mould.
故事 STORY — a scene to remember it by
草地（艹）上一夜冒出一圈菇——那是菌。
Overnight a ring of mushrooms springs up in the grass (艹) — those are 菌.
字源記憶法
意 · Meanings
(本義)菌、菇類— fungus, mushroom常用
→細菌、黴菌— bacteria; mould常用
(本義) original meaning · → ⇒ each arrow = one more step of extension