TSUMUGU · TOCFL 2 (est.) · 字
碰
ㄆㄥˋ · pèng
verb — to bump, touch, run into
字源 FORM — what the parts do
{b,p,f}IFbìng → pèng — the {b,p,f} crossing; final shifts too
A stone (石) with 並, which lends the sound — bìng voiced to pèng, the very sound of two hard things knocking. To strike up against, to touch. From the bump comes the chance of it: 碰見 to run into someone, 碰巧 by chance, 碰運氣 to try one's luck.
故事 STORY — a scene to remember it by
兩塊硬東西並（並）到一起，石（石）一聲磕上——碰。
Two hard things brought side by side (並); the stone (石) knocks — a bump.
字源記憶法
意 · Meanings
(本義)碰撞、碰觸— to bump, knock, touch常用
→碰見、碰巧— to run into; by chance常用
⇒碰運氣、碰壁— to try one's luck; to hit a wall
(本義) original meaning · → ⇒ each arrow = one more step of extension