Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Taffy
←
Welsh
Dafydd
(borrowed)
←
English
David
(doublet)
→
English
taff
(mention)
→
English
Shinkin-ap-Morgan
(cognate)