Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Catalan coma
Catalan comatós (link)
Catalan cometa (link)
Catalan punt i coma (link)
Catalan comella (link)
Catalan comellar (link)
Gaulish *kumba (derived)
Proto-Celtic *kumbā (derived)
Ancient Greek κῶμα (borrowed)
Ancient Greek κόμμα (derived)
Latin comma (borrowed)
Old Occitan comba (inherited)

Catalan cometa (affix)