Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
râma
←
Latin
rimāre
(inherited)
←
Latin
rimō
(mention)
→
Romanian
râmă
(back-formation)
→
Aromanian
arem
(cognate)
→
Aromanian
arãm
(cognate)