Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Serbo-Croatian
стар
←
Proto-Slavic
*starъ
(inherited)
→
Serbo-Croatian
старјешина
(suffix)
→
Serbo-Croatian
старешина
(suffix)