Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
unfed
←
Welsh
un
(suffix)
←
Welsh
-fed
(suffix)
→
Welsh
unfed ar ddeg
(compound)
→
Welsh
unfed ar bymtheg
(compound)
→
Welsh
unfed ar hugain
(compound)