Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
crychydd
←
Breton
kerc'heiz
(cognate)
←
Proto-Brythonic
*körxɨð
(inherited)
←
Proto-Celtic
*korkiyos
(inherited)
←
Cornish
kerghydh
(cognate)
←
Middle Welsh
crychydd
(inherited)
→
Catalan
garsa
(cognate)
→
Spanish
garza
(cognate)
→
Irish
corr
(cognate)
→
Galician
garza
(cognate)
→
Galician
gharsa
(mention)
→
Galician
ghanza
(mention)
→
Portuguese
garça
(mention)