Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Albanian arë
Ancient Greek ἄρουρα (cognate)
Proto-Indo-European *h₂rh₃uer- (inherited)
Proto-Indo-European *h₂rh₃ (inherited)
Proto-Indo-European *h₂erh₃- (mention)
Latin arvum (cognate)
Albanian arbën (mention)
Albanian arbër (mention)
Albanian arbën (mention)
Proto-Albanian *arwā (inherited)

Old English erian (cognate)
Latvian ārs (cognate)
Albanian arar (suffix)
Albanian arbën (mention)