Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Dutch oer
← Irish úir (cognate)
← Proto-Germanic *ōra (derived)
← Proto-Germanic *ūra- (mention)
← Proto-Germanic *auraz (cognate)
← Proto-Indo-European *(s)wūr- (derived)
← Low German Uur (borrowed)

→ English ore (cognate)
→ Old English ar (cognate)
→ Irish úir (cognate)
→ Dutch oorlog (mention)
→ Dutch oerwoud (prefix)
→ Dutch oerknal (prefix)
→ Dutch oerkreet (prefix)
→ Dutch oerbron (prefix)
→ Dutch oeroud (prefix)
→ Dutch Oernoords (prefix)
→ Dutch Oergermaans (prefix)
→ Dutch Oerindoeuropees (prefix)
→ Dutch Oerslavisch (prefix)
→ Dutch Oerkeltisch (prefix)
→ Dutch Oeroeralisch (prefix)
→ Dutch oerlelijk (prefix)
→ Dutch Oersemitisch (prefix)
→ Dutch oertekst (prefix)
→ Dutch oerbos (prefix)
→ Dutch oersoep (prefix)
→ Dutch oersaai (prefix)
→ Dutch oervloed (compound)
→ Dutch oertaal (prefix)
→ Dutch oercontinent (prefix)
→ Dutch oerstom (prefix)
→ Dutch oersterk (prefix)
→ Dutch Oerbantoe (prefix)
→ Dutch oermens (prefix)