Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
gobae
←
Proto-Celtic
*gobanns
(inherited)
←
Welsh
gof
(cognate)
→
English
Balgonie
(mention)
→
Welsh
gof
(cognate)
→
Irish
gabha
(inherited)
→
Scottish Gaelic
gobha
(inherited)
→
Manx
gaaue
(inherited)