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)