Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
folgore
←
Italian
folgorare
(link)
←
Italian
folgorazione
(link)
←
Italian
fulgere
(link)
←
Italian
fulmine
(link)
←
Italian
rifulgere
(link)
←
Proto-Italic
*folgos
(inherited)
←
Latin
fulgur
(inherited)
←
Latin
fulgor
(inherited)
→
Italian
folgorare
(suffix)
→
Italian
folgoreggiare
(affix)
→
Italian
saetta
(link)