Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
uacht
←
Latin
ēdictum
(derived)
←
Middle Irish
udacht
(inherited)
←
Middle Irish
audacht
(mention)
←
Old Irish
aidacht
(inherited)