TSUMUGU · TOCFL C1 (est.) · 字
唷
ㄧㄛ · yō
interjection — "yo!", a cry of effort or surprise
字源 FORM — what the parts do
FTyù → yō — same y, the vowel and tone shift to the call
A burst from the mouth (口) — the "yo!" of a heave or a start, a shout pushed out with effort. 育 yù lends the sound, swung over to the call.
意 · Meanings
(本義)唷(語氣聲)— "yo!" (effort or surprise)常用
(本義) original meaning · → ⇒ each arrow = one more step of extension