thong-huang通風

to ventilate

to ventilate; to let in fresh air; to divulge information; to tip somebody off; well-ventilated

English Wiktionary, “通風” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E9%80%9A%E9%A2%A8 · confidence: Medium (Wiktionary, Hokkien)