Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Ancient Greek ἄρτι
Ancient Greek ἀραρίσκω (mention)
Proto-Indo-European *h₂er- (root)
Proto-Indo-European *h₂er- (derived)
Latin ars (cognate)
Lithuanian arti (cognate)
Old Armenian արդ (cognate)

Ancient Greek ἄρτιος (suffix)
Latin ars (cognate)
Lithuanian arti (cognate)
Old Armenian արդ (cognate)