Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
muricec
←
Spanish
murciélago
(cognate)
←
Latin
[[mus]] [[caecus]]
(derived)
←
Portuguese
morcego
(cognate)