Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
Sasanach
←
Welsh
Saesneg
(cognate)
←
Irish
Sasana
(affix)
←
Irish
-ach
(affix)
←
Middle Irish
Saxanach
(inherited)
→
English
McChesney
(mention)
→
Irish
Sasamach
(link)