Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Irving
←
Welsh
ir
(cognate)
←
Welsh
yr
(mention)
←
Welsh
afon
(mention)
←
English
Irvine
(mention)
→
English
Irvingian
(suffix)
→
English
Irvingite
(suffix)
→
English
Irvingism
(suffix)
→
English
Irvington
(suffix)