Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Old Church Slavonic дѫбъ
Proto-Slavic *dǫbъ (inherited)

Old Church Slavonic дѫбрава (link)
Old Church Slavonic дѫбиѥ (suffix)
Latvian ozols (cognate)
Romanian Dâmbovița (mention)
Romanian Dâmbău (affix)
Romanian Dâmbova (mention)
Romanian Dâmbroca (affix)