Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
cledd
←
Proto-Brythonic
*kleð
(inherited)
←
Welsh
argledd
(link)
←
Welsh
gogledd
(link)
←
Welsh
chwith
(link)
←
Welsh
clwyd
(link)
←
Welsh
clud
(link)
←
Welsh
cleddyf
(mention)
←
English
sword
(link)
←
Old Welsh
cled
(inherited)
→
Welsh
gogledd
(prefix)
→
Irish
clé
(cognate)