guē-sng-sin-pǔ外甥新婦

niece-in-law

niece-in-law (sister's daughter-in-law); granddaughter-in-law (daughter's daughter-in-law)

English Wiktionary, “外甥新婦” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%A4%96%E7%94%A5%E6%96%B0%E5%A9%A6 · confidence: Medium (Wiktionary, Hokkien)