pó͘-tiáⁿ補鼎

to repair kettles, pots

to repair kettles, pots, etc.; to tell on someone to their guardians

English Wiktionary, “補鼎” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E8%A3%9C%E9%BC%8E · confidence: Medium (Wiktionary)