Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Sanskrit ग्रावन्
Proto-Indo-European *gʷreh₂- (root)
Proto-Indo-European *gʷréh₂wō (inherited)
Proto-Indo-European *gʷréh₂us (mention)

Russian жёрнов (cognate)
Tocharian B kärweñe (cognate)