Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Breton
bara
←
Proto-Celtic
[[*bargos]], [[*barginā]]
(inherited)
←
Welsh
bara
(cognate)
←
Proto-Indo-European
*bʰars-
(inherited)
←
Latin
far
(cognate)
←
Old Norse
barr
(cognate)
←
Old Cornish
bara
(cognate)
←
Old Irish
bairgen
(cognate)
←
Serbo-Croatian
бра̏шно
(cognate)
←
Serbo-Croatian
brȁšno
(mention)
→
Welsh
bara
(cognate)
→
French
baragouin
(mention)