Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Church Slavonic отьць
← Proto-Indo-European *átta (derived)
← Proto-Slavic *otьcь (inherited)

→ Old Church Slavonic праотьць (prefix)
→ Ancient Greek ἄττα (cognate)
→ Hittite 𒀜𒋫𒀸 (cognate)
→ Latin atta (cognate)
→ Albanian atë (cognate)