Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
pumed
←
Proto-Brythonic
*pɨmped
(inherited)
←
Proto-Celtic
*kʷenkʷetos
(inherited)
←
Welsh
pump
(affix)
←
Welsh
-ed
(affix)
→
Welsh
pumed ar hugain
(compound)