Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
aibidil
←
Irish
aibítir
(mention)
←
Latin
abecedārium
(derived)
←
Middle Irish
aibidil
(inherited)
←
Old Irish
apgitir
(inherited)