Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Russian змей
Russian змий (doublet)
Russian змѣй (alter)
Russian (alter)
Russian ru-PRO (alter)
Russian возду́шный змей (link)
Russian зелёный змий (link)
Russian змея́ (link)
Russian змий (link)
Proto-Slavic *zmьjь (inherited)

Russian змея (link)
Russian змий (doublet)