Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
edfryd
←
Proto-Brythonic
*ėdβėrɨd
(inherited)
←
Proto-Brythonic
*ad
(mention)
←
Proto-Brythonic
*bėrɨd
(mention)
←
Proto-Celtic
*ati-
(derived)
←
Proto-Celtic
*bereti
(mention)
←
Proto-Indo-European
*bʰer-
(root)
←
Proto-Indo-European
*bʰéreti
(derived)
←
Middle Welsh
eturyt
(inherited)
→
Welsh
adfer
(link)