攵
ホク, のぶん, ぼくづくり, ぼくにょう

strike, hit, folding chair radical variant (no. 66)

JLPT0 G13 S0 F5000

The relevant bronzeware inscription form combines 卜# (crack) + 又 hand/action indicator → *strike* with a stick, causing to crack. In dual-element characters, 攵 suggests either striking (敗 敵 勅 改 攻 務 etc.) or action in a general sense (政 收 故 救 效 敷 etc.).

[Full Kanji Etymology List]