Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Romanian cărbune
Proto-Indo-European *ker (derived)
Latin carbōnem (inherited)
Latin carbō (mention)
Romanian carbon (doublet)

Romanian carbon (doublet)
Romanian cărbunar (suffix)
Romanian cărbunaș (suffix)
Romanian cărbunos (suffix)
Romanian cărbunărie (suffix)
Romanian Cărbunești (affix)
Romanian Cărbuna (mention)
Romanian Cărbunescu (mention)
Romanian Cărbune (mention)
Aromanian cãrbuni (cognate)