Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
Marus
←
Proto-Indo-European
*móri
(derived)
←
Latin
mare
(cognate)
→
English
Moravia
(cognate)
→
English
Morava
(cognate)
→
Italian
Morava
(derived)