Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
achwyn
←
Welsh
a-
(affix)
←
Welsh
cwyn
(affix)
←
Welsh
(affix)
→
Welsh
achwyniad
(affix)
→
Welsh
achwynydd
(affix)
→
Welsh
achwynwyr
(affix)
→
Welsh
achwynwr
(affix)