Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Serbo-Croatian
rijedak
←
Proto-Slavic
*rědъkъ
(inherited)
→
Hungarian
ritka
(cognate)
→
Serbo-Croatian
rijetkost
(suffix)