Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Polish kość
English coast (mention)
English costa (mention)
Proto-Indo-European *kost- (mention)
Proto-Indo-European *h₃ost- (mention)
Proto-Slavic *kostь (inherited)

Polish kostka (suffix)
Polish okostna (affix)
Polish Kostuch (mention)
Polish Kościuch (mention)
Polish kościozrost (affix)
Polish kostny (affix)
Polish kościec (affix)
Polish kościotrup (affix)
Polish kościsty (affix)
Polish kostnieć (suffix)
Russian козырь (mention)