Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
irrigare
←
Latin
irrigāre
(borrowed)
←
Latin
irrigō
(mention)
→
Italian
irrigabile
(suffix)
→
Italian
irrigatore
(suffix)