Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Bulgarian сега
Old Church Slavonic сьга (inherited)
Old Church Slavonic сєга (mention)
Old Church Slavonic сєгꙑ (mention)
Proto-Slavic *sьgъda (inherited)

Bulgarian сегашен (affix)
Bulgarian досега (compound)