Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Polish kamień
Ancient Greek ἄκμων (cognate)
Proto-Balto-Slavic *akmō (mention)
Proto-Indo-European *h₂éḱmō (mention)
Lithuanian akmuo (cognate)
Latvian akmens (cognate)
Sanskrit अश्मन् (cognate)
Proto-Slavic *kamy (inherited)

Old Church Slavonic камꙑ (cognate)
Latvian akmens (cognate)
Polish kamienny (affix)
Polish kamieniarz (suffix)
Polish kamienica (suffix)
Polish kamyk (suffix)
Polish kamienisty (suffix)
Polish Kamień (mention)
Polish Kamieńczyk (suffix)
Polish kamienieć (affix)
Polish kamieniować (suffix)