Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Aromanian
fãntãnã
←
Latin
fontānus
(inherited)
←
Latin
fons
(mention)
←
Romanian
fântână
(cognate)
←
Sardinian
fantana
(cognate)
→
Romanian
fântână
(cognate)
→
Aromanian
fãntãnar
(suffix)