Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Cornish
diw
→
Cornish
diwar
(prefix)
→
Cornish
diwvregh
(prefix)
→
Cornish
diwskovarn
(prefix)
→
Cornish
diwweus
(prefix)
→
Cornish
diwvogh
(prefix)
→
Cornish
diwskodh
(prefix)
→
Cornish
diwgasel
(prefix)
→
Cornish
diw-
(mention)
→
Cornish
diwglun
(prefix)
→
Cornish
diwbedren
(prefix)
→
Cornish
diwgell
(prefix)
→
Cornish
diwwewen
(prefix)