Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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German Eltern
English elders (cognate)
Proto-Germanic *alþizô (inherited)
Old High German eltirōn (inherited)

German Mutter (link)
German Elternteil (affix)
German Elter (back-formation)
German Elternabend (compound)
German elterlich (suffix)
German elternlos (suffix)
German Elternschaft (suffix)
German Voreltern (prefix)
German Elternzeit (compound)
German Elternhaus (compound)
German Pflegeeltern (compound)
Luxembourgish Elteren (derived)
Latvian vecāki (mention)
Vilamovian ełdyn (cognate)