German

die Wortsippe

Noun[ˈvɔʁtˌzɪpə]

a group of words which share a single etymological element

die Wortsippe is a German noun meaning “a group of words which share a single etymological element”.

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Meanings and forms from Wiktionary (CC BY-SA 4.0); example sentences from Tatoeba (CC BY 2.0 FR).