giâ-mn̂g鵝毛

goose feather

goose feather; something as light as a goose feather

English Wiktionary, “鵝毛” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E9%B5%9D%E6%AF%9B · confidence: Medium (Wiktionary, Hokkien)