TSUMUGU · TOCFL A2 (est.) · 字
疲
疲 ＝ 疒 ＋ 皮
ㄆㄧˊ · pí
adj — tired, weary, worn out
字源 FORM — what the parts do
疒義sickness — the body laid low
The body laid up sick (疒) — drained, worn out. 皮 pí carries the sound, exact and unchanged, the same donor under 波 and 破. From the spent body: 疲倦, 疲勞, 疲憊 — too tired to lift a hand.
故事 STORY — a scene to remember it by
人病倒（疒）在床，連抬手都嫌沉——疲。
The body lies sick (疒) on the bed, too heavy even to raise a hand — worn out.
字源記憶法
意 · Meanings
(本義)勞、累— weary, exhausted常用
→疲倦、疲勞— tired, fatigued常用
⇒疲憊、精疲力盡— utterly spent
(本義) original meaning · → ⇒ each arrow = one more step of extension