Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Vaughan
←
Welsh
Vychan
(derived)
←
Welsh
bychan
(mention)
←
Welsh
bach
(mention)
→
English
Faughn
(mention)