TSUMUGU · TOCFL C1 (est.) · 字
骯
骯 ＝ 骨 ＋ 亢
ㄤ · āng
adj — dirty, filthy (骯髒)
字源 FORM — what the parts do
亢聲kàng — gives the sound
{k,h,∅}ITkàng → āng — the k drops away to a bare vowel; tone shifts
The bone radical (骨) marks a body word; 亢 kàng on its right carries the sound, worn down until the k falls off and only āng is left. Paired into 骯髒 — dirty, grimy.
意 · Meanings
(本義)骯髒— dirty, filthy常用
→骯髒不堪— grimy, squalid
(本義) original meaning · → ⇒ each arrow = one more step of extension