Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Swedish
vara
←
Danish
være
(cognate)
←
Proto-Germanic
*wesaną
(derived)
←
Icelandic
vera
(cognate)
←
Old Norse
vera
(derived)
←
Old Norse
vesa
(mention)
→
Swedish
vara
(derived)
→
Swedish
vara
(derived)
→
Swedish
vara
(derived)
→
Swedish
vara
(derived)