Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
airleacán
←
English
harlequin
(cognate)
←
Middle French
Harlequin
(cognate)
→
Irish
airleacánacht
(affix)