Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Westrobothnian
jarn
←
Old English
īsern
(mention)
←
Proto-Germanic
*īsarną
(inherited)
←
Old High German
isarn
(mention)
←
Old Norse
járn
(inherited)
→
Westrobothnian
hjalp
(mention)