Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Elfdalian
blåsa
←
Proto-Germanic
*blēsaną
(derived)
←
Old Norse
blása
(derived)
←
Swedish
blåsa
(cognate)
→
Swedish
blåsa
(cognate)