Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
bealaidh
←
Gaulish
*balano-
(link)
←
Proto-Celtic
*banatlo-
(inherited)
←
Welsh
banadl
(cognate)
←
French
balai
(cognate)