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 *yós

Ancient Greek ὅς (inherited)
Ancient Greek ἕως (inherited)
Ancient Greek ὅσος (mention)
Ancient Greek δῖος (suffix)
Ancient Greek ἡλίκος (derived)
Ancient Greek ἦμος (derived)
Latvian jeb (mention)
Sanskrit यथा (derived)
Sanskrit यत्र (inherited)
Sanskrit यत्रा (inherited)