Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Portuguese cu
Spanish culo (cognate)
French cul (cognate)
Proto-Indo-European *kuH-l- (derived)
Italian culo (cognate)
Latin cūlus (inherited)
Old Portuguese cuu (inherited)

Spanish culo (cognate)
Portuguese kuduro (affix)
Portuguese cuecas (mention)
Portuguese cuzão (affix)
Portuguese de cu é rola (mention)
Portuguese recuar (affix)
Portuguese cueiro (suffix)
Portuguese cueca (suffix)