Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
denaid
←
Proto-Celtic
*dinati
(inherited)
←
Proto-Indo-European
*dʰeh₁(y)-
(derived)
→
Irish
diúl
(mention)