Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Celtic
*gurmos
→
Welsh
gwrm
(inherited)
→
Irish
gorm
(inherited)
→
Scottish Gaelic
gorm
(inherited)
→
Manx
gorrym
(inherited)
→
Cornish
gorm
(inherited)