Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
tréatúir
←
Middle English
traytour
(derived)
←
Old French
traitor
(derived)
←
Latin
trāditor
(derived)
←
Middle Irish
trétúir
(inherited)