ko͘-só-á姑嫂仔

sisters-in-law

sisters-in-law (younger sister and wife of a man)

English Wiktionary, “姑嫂仔” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%A7%91%E5%AB%82%E4%BB%94 · confidence: Medium (Wiktionary)