Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
McCafferty
←
Irish
Mac Eachmharcaigh
(derived)
←
Irish
each
(mention)
←
Irish
marcach
(mention)
→
English
Cafferty
(mention)