Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*sperg-
→
English
spark
(derived)
→
Danish
spurv
(derived)
→
Westrobothnian
spȧrr
(inherited)