Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*sp(h)er(e)g-
→
English
freckle
(derived)
→
English
sprack
(derived)
→
Faroese
frøkna
(derived)