Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
lemnos
←
Latin
līgnōsus
(inherited)
←
Romanian
lemn
(suffix)
←
Romanian
os
(suffix)
→
Aromanian
limnos
(cognate)