Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scots
gum
←
English
gum
(derived)
←
English
gum
(link)
←
Scots
gumm
(link)
→
Middle English
gome
(link)