Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
preswylio
←
Welsh
preswyl
(affix)
←
Welsh
-io
(affix)
→
Welsh
preswylydd
(affix)
→
Welsh
preswyliwr
(affix)