Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
nhw
←
Breton
i
(cognate)
←
Cornish
i
(cognate)
←
Middle Welsh
-nt
(inherited)
←
Middle Welsh
hwy
(mention)
→
Welsh
i
(link)
→
Welsh
hwy
(mention)
→
Welsh
hwy
(mention)