Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
swidden
←
Middle English
*swiden
(derived)
←
Middle English
swithen
(mention)
←
Middle English
swithen
(derived)
←
Middle English
*swithnen
(inherited)
←
Middle English
*swithenen
(mention)
←
Old Norse
svíða
(mention)
←
Old Norse
sviðinn
(cognate)
←
Old Norse
sviðna
(derived)