Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
sníst
←
Czech
s-
(affix)
←
Czech
jíst
(affix)
←
Old Czech
sniesti
(inherited)
←
Old Czech
sjiesti
(link)