Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Proto-Indo-European *h₂reh₁-

English reason (derived)
Ancient Greek ἀρετή (derived)
Ancient Greek ἀρέσκω (root)
Ancient Greek ἀρέσκω (link)
Latin reor (root)
Latin reor (derived)
Latin ratus (root)
Latin rator (root)
Latin rator (mention)
Norwegian Bokmål område (root)
Norwegian Bokmål område (mention)
Norwegian Bokmål ABC-område (mention)
Norwegian Bokmål abc-område (mention)
Ossetian рад (mention)