Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
gweini
←
Proto-Celtic
*uɸognīmus
(inherited)
←
Proto-Celtic
*uɸo-
(mention)
←
Proto-Celtic
*gnīmus
(mention)
←
Old Irish
fogni
(cognate)
→
Welsh
heini
(mention)
→
Welsh
gweinydd
(affix)