невестка bedeutet auf Englisch

co-sister-in-law▼(one's husband's brother's wife)
noun

daughter-in-law [daughters-in-law]▼(wife of one's child)
noun
[UK: ˈdɔː.tə.rɪn.ˌlɔː] [US: ˈdɔːr.tə.rɪn.ˌlɔːr]

sister-in-law▼(wife's sister)
noun
[UK: ˈsɪ.stə.rɪn.ˌlɔː] [US: ˈsɪ.stə.rɪn.ˌlɔːr]