TSUMUGU · TOCFL 2 (est.) · 字
森
ㄙㄣ · sēn
adj/noun — dense with trees; (figurative) thick, solemn, eerie
字源 FORM — what the parts do
Three trees stacked (木 below 林) — past a grove, into the deep wood. From sheer density, the figurative: 森嚴, 陰森, thick and grave. 森林 is the forest itself.
故事 STORY — a scene to remember it by
一棵、兩棵（林）、三棵（木）——數不清，是森。
One tree, then two (林), then three (木) — too many to count, the deep wood.
字源記憶法
意 · Meanings
(本義)森林— forest, dense wood常用
→森嚴、陰森— thick and grave; eerie, gloomy
(本義) original meaning · → ⇒ each arrow = one more step of extension