TSUMUGU · B1 (est.) · 字
勾
勾 ＝ 勹 ＋ 厶
ㄍㄡ · gōu
verb — to hook, draw a line through; to lure, entice
字源 FORM — what the parts do
勹形a wrapping arm, curved round
厶形the small turn caught inside the curve
The body curls round (勹) and snags what sits in its hook — to catch, to mark with a stroke: 打勾、勾畫、勾銷. From the hook that pulls, to draw someone in, 勾引. It is the curling twin of 句.
故事 STORY — a scene to remember it by
一筆彎成鉤（勹），把裡頭的小東西（厶）一勾——勾住了。
One stroke bent into a hook (勹) snags the little thing (厶) inside it — caught.
記憶法
意 · Meanings
(本義)勾、鉤住— to hook, snag常用
→勾畫、打勾— to mark, check off
⇒勾引、勾結— to lure, collude
(本義) original meaning · → ⇒ each arrow = one more step of extension
關 · Related
句＝ ＋ 口jùthe squared twin — 句 sets 口 inside the same curl for a phrase, a sentence; 勾 keeps the bare hook鉤gōuthe metal version — 鉤 adds 金 (metal) to make the hook a thing; 勾 is the action