Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
earthy
←
English
earth
(suffix)
←
English
y
(suffix)
←
Middle English
erthy
(inherited)
→
English
earthiness
(suffix)
→
English
earthily
(suffix)