Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latvian
rumānis
←
Latvian
Romanus
(mention)
←
Romanian
român
(borrowed)
←
Romanian
rumân
(mention)
→
Latvian
Rumānija
(suffix)
→
Latvian
rumāniete
(suffix)
→
Latvian
rumānisks
(suffix)