thap-chîⁿ塌錢

to fill in the costs when income cannot cover

to fill in the costs when income cannot cover expenditure

English Wiktionary, “塌錢” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%A1%8C%E9%8C%A2 · confidence: Medium (Wiktionary)