Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Harkin
←
English
Harkey
(mention)
←
Irish
Ó
(mention)
←
Irish
hEarcáin
(mention)
←
Irish
Earcán
(mention)
←
Irish
earc
(mention)
→
English
Herrick
(mention)