Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English obelus
Old English obelus (inherited)
English obelisk (doublet)
English obeli (mention)
Middle English obelus (inherited)
Middle English obelo (mention)
Ancient Greek ὀβελός (derived)
Ancient Greek βέλος (mention)
Ancient Greek ὀβελοί (derived)
Proto-Indo-European *gʷelH- (root)
Proto-Indo-European *gʷelH- (derived)

English obelic (suffix)
Esperanto obeluso (derived)