Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
copac
←
Romanian
copaci
(mention)
←
Romanian
copaci
(mention)
←
Istro-Romanian
copaț
(cognate)
←
Aromanian
cupaci
(cognate)
←
Megleno-Romanian
cupaci
(cognate)
←
Proto-Slavic
*kopati
(cognate)
←
Albanian
kopaç
(borrowed)
→
Romanian
copăcel
(suffix)
→
Romanian
Copaciu
(mention)
→
Romanian
Copaci
(mention)
→
Romanian
Copăceni
(affix)
→
Romanian
Copăcești
(affix)
→
Romanian
Copăceanca
(affix)
→
Romanian
Copăcioasa
(mention)
→
Romanian
Copacu
(mention)
→
Aromanian
cupaci
(cognate)
→
Albanian
kopaç
(cognate)