TSUMUGU · B2 · 字
甩
甩 ＝ 用 ＋ 乚
ㄕㄨㄞˇ · shuǎi
verb — to swing, fling, throw off
字源 FORM — what the parts do
乚形the hook flicking out at the end — the cast
The frame of 用 with its last stroke flung out into a hook (乚) — an arm swung hard and the thing let go at the tip of the arc. To swing, to fling, to shake off: 甩手、甩開、甩掉.
故事 STORY — a scene to remember it by
手臂一揮，到末梢那個鉤（乚）一鬆——東西飛出去了。
The arm sweeps round; at the flicked hook (乚) it lets go — and the thing is flung clear.
字源記憶法
意 · Meanings
(本義)甩動、甩手— to swing, shake常用
→甩開、甩掉— to fling off, get rid of常用
(本義) original meaning · → ⇒ each arrow = one more step of extension