Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
greve
←
Proto-Indo-European
*gʷréh₂us
(inherited)
←
Italian
grave
(doublet)
←
Latin
gravis
(inherited)
←
Latin
levis
(mention)
→
Catalan
greu
(cognate)
→
Italian
grave
(doublet)
→
Italian
grevità
(suffix)
→
Italian
grevemente
(suffix)