Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
McArdle
←
Irish
Mac Árdghail
(derived)
←
Irish
ard
(mention)
←
Irish
gal
(mention)
→
English
McCardell
(mention)
→
English
McCardle
(mention)