TSUMUGU · B1 (est.) · 字
吐
ㄊㄨˇ · tǔ
verb — to spit out; to vomit; to say out
字源 FORM — what the parts do
Ttǔ → tǔ/tù — the falling tone splits off for 嘔吐
A mouth (口) pushes something back out — to spit, to vomit. 土 tǔ sits beside it for the sound, the same donor under 杜 and 肚. From the mouth comes more than food: 吐露、吐氣.
故事 STORY — a scene to remember it by
嘴（口）一張，把含著的土（土）推出去。
The mouth (口) opens and pushes the held earth (土) back out.
字源記憶法
意 · Meanings
(本義)吐出— to spit out常用
→嘔吐— to vomit
→吐露— to pour out, reveal (words)
(本義) original meaning · → ⇒ each arrow = one more step of extension