Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
nifer
←
Proto-Brythonic
*nɨβ̃er
(inherited)
←
Latin
numerus
(derived)
←
Old Welsh
nimer
(inherited)
←
Middle Welsh
niuer
(inherited)
→
Welsh
cynifer
(affix)