Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Portuguese
como
←
Latin
cōmō̆
(inherited)
←
Latin
quōmodo
(mention)
→
Fala
cumu
(inherited)
→
Galician
como
(inherited)
→
Portuguese
como
(inherited)