Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
ffrio
←
Proto-Brythonic
*friɣɨd
(inherited)
←
Middle English
frien
(derived)
←
Middle Welsh
ffrio
(inherited)