Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
-ir
←
Latin
-īre
(inherited)
←
Latin
-ere
(inherited)
←
Old Portuguese
-ir
(inherited)
→
Portuguese
-er
(mention)
→
Portuguese
esgrimir
(affix)
→
Portuguese
denegrir
(affix)