Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
benyw
←
Proto-Brythonic
*banujos
(inherited)
←
Proto-Celtic
*ban-
(derived)
←
Proto-Celtic
*benā
(cognate)
←
Welsh
banon
(cognate)
←
Welsh
banw
(doublet)
←
Proto-Indo-European
*gʷḗn
(derived)
←
Cornish
benow
(cognate)
←
Old Breton
ban-doiuis
(cognate)
←
Old Welsh
ben
(inherited)
←
Old Irish
ban-chú
(cognate)
→
Gaulish
bena
(cognate)
→
Welsh
math
(mention)
→
Welsh
menyw
(mention)
→
Welsh
benywod
(affix)
→
Welsh
benywaidd
(suffix)