Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
metrapoil
←
Ancient Greek
μητρόπολις
(derived)
←
Latin
mētropolis
(borrowed)
→
Middle Irish
metrapolitan
(mention)