Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
suicidarsi
←
Italian
suicidio
(affix)
←
Italian
-are
(affix)
←
Italian
-si
(affix)
→
Italian
suicida
(link)
→
Italian
suicidare
(back-formation)