Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
cavus
←
English
cave
(doublet)
←
Proto-Indo-European
*ḱweh₁-
(root)
←
Latin
cavus
(unadapted borrowing)
→
Latin
cavum
(alter)