TSUMUGU · TOCFL 3 (est.) · 字
哈
ㄏㄚ · hā
interj — ha! (laughter); to breathe out, exhale
字源 FORM — what the parts do
FThé → hā — the vowel opens, tone shifts too
A mouth (口) and 合 hé for the sound, worn open to hā — the sound a mouth makes laughing or breathing out. 哈哈 is laughter; 哈氣 is warm breath on cold glass.
故事 STORY — a scene to remember it by
嘴巴（口）一張，笑聲衝出來——哈哈哈。
The mouth (口) opens and the laugh bursts out — ha-ha-ha.
字源記憶法
意 · Meanings
(本義)哈哈大笑— ha! — the sound of laughing常用
→哈氣— to breathe out, exhale warm air
→哈腰— to bend at the waist (a small bow)
(本義) original meaning · → ⇒ each arrow = one more step of extension