Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
sot
←
Proto-Germanic
*sōtą
(inherited)
←
Proto-Indo-European
*sed-
(root)
←
Proto-Indo-European
*sed-
(derived)
→
English
sot
(inherited)
→
Middle English
sot
(inherited)
→
Middle English
soth
(inherited)