Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
savant
←
English
sapient
(doublet)
←
French
savant
(borrowed)
←
Proto-Indo-European
*seh₁p-
(root)
←
Latin
sapiō
(derived)
→
English
sapient
(doublet)
→
English
savantish
(suffix)
→
English
savantism
(suffix)
→
English
savantic
(suffix)