Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
gé
←
Breton
gwaz
(cognate)
←
Proto-Celtic
*gesdā
(inherited)
←
Welsh
gŵydd
(cognate)
←
Cornish
goth
(cognate)
←
Middle Irish
géd
(inherited)
→
English
goose
(cognate)
→
Breton
gwaz
(cognate)
→
Welsh
gŵydd
(cognate)
→
Spanish
ganso
(cognate)
→
Scottish Gaelic
gèadh
(cognate)