Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
mor
←
Welsh
mawr
(mention)
←
Irish
mór-
(cognate)
→
English
morgay
(mention)
→
Welsh
â
(link)
→
Welsh
ynysfor
(compound)