Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Russian печора
Old East Slavic печера (inherited)
Russian пеще́ра (doublet)
Proto-Slavic *peťera (inherited)
Proto-Slavic *peťь (mention)
Proto-Slavic *-era (mention)
Proto-Slavic *peťi (mention)
Proto-Slavic *-tь (mention)