Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Cornish
ilow
←
Welsh
lew
(cognate)
←
English
muzzick
(mention)
←
Cornish
lugh
(mention)
→
Cornish
kuntilow
(mention)