Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
erchwyn
←
Proto-Celtic
*ariskʷend-
(inherited)
←
Proto-Celtic
*ari-
(affix)
←
Proto-Celtic
*skʷend-
(affix)
←
Proto-Celtic
(affix)
←
Proto-Indo-European
*skend-
(derived)