Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
ermo
←
Ancient Greek
ἐρῆμος
(derived)
←
Old Portuguese
ermo
(inherited)
←
Old Portuguese
hermo
(mention)
←
Aromanian
ermu
(cognate)
→
Galician
ermo
(cognate)