Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Serbo-Croatian
луд
←
Proto-Indo-European
*lewd-
(root)
←
Proto-Slavic
*ludъ
(inherited)
→
Serbo-Croatian
луђакиња
(link)