Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
dul
→
Irish
dul
(inherited)
→
Irish
dol
(inherited)
→
Scottish Gaelic
dul
(inherited)
→
Scottish Gaelic
dol
(inherited)