Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
congregare
←
Latin
congregāre
(mention)
←
Latin
congregō
(mention)
←
Latin
con-
(mention)
←
Latin
grex
(mention)
→
Italian
ricongregare
(prefix)