Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Macedonian
лета
←
Proto-Slavic
*letěti
(inherited)
→
Macedonian
лет
(back-formation)
→
Macedonian
летало
(suffix)