TSUMUGU · TOCFL 2 (est.) · 字
猜
猜 ＝ 犭 ＋ 青
ㄘㄞ · cāi
verb — to guess; to suspect, mistrust
字源 FORM — what the parts do
犭義a dog — nose working, hunting a hidden thing
IF≠qīng → cāi — initial shifts to c, final opens; tone holds
A dog (犭) on a scent — the old sense is to suspect, to nose after what is hidden. 青 qīng carries the sound, worn from q to c. From sniffing out: the everyday 猜測, 猜謎 (guessing), and the mistrust of 猜疑, 猜忌.
故事 STORY — a scene to remember it by
狗（犭）鼻子一動，朝看不見的方向追過去——猜。
The dog's (犭) nose twitches and it sets off after the unseen — to guess.
字源記憶法
意 · Meanings
(本義)猜疑、猜忌— to suspect, mistrust
→猜測、猜想— to guess, surmise常用
⇒猜謎— to guess a riddle
(本義) original meaning · → ⇒ each arrow = one more step of extension