Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
dúnaid
←
Old Irish
dún
(mention)
→
Irish
dún
(inherited)
→
Scottish Gaelic
dùin
(inherited)
→
Manx
doon
(inherited)
→
Manx
dooin
(inherited)