Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
cylched
←
Breton
golc'hed
(cognate)
←
Welsh
tapin
(link)
←
Welsh
blanced
(link)
←
Welsh
gwrthban
(link)
←
Welsh
planced
(link)
←
Welsh
cylch
(affix)
←
Welsh
-ed
(affix)
←
Latin
culcita
(borrowed)
←
Old Breton
colcet
(cognate)
←
Old Irish
colcaid
(cognate)
→
Welsh
blanced
(link)