TSUMUGU · A2 (est.) · 字
躺
ㄊㄤˇ · tǎng
verb — to lie down, to recline
字源 FORM — what the parts do
IFTshàng → tǎng — initial, final and tone all moved off the donor
The body (身) stretched flat — to lie down. 尚 carries the sound shàng, worn far to tǎng. The everyday sense is reclining: 躺下 to lie down, 躺著 lying there, 平躺 to lie flat on one's back.
意 · Meanings
(本義)躺、躺下— to lie down, to recline常用
→平躺— to lie flat on one's back
(本義) original meaning · → ⇒ each arrow = one more step of extension