Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Swedish
þæn
←
Proto-Germanic
*sa
(inherited)
←
Old Swedish
sa
(mention)
←
Old Norse
sá
(inherited)
→
Swedish
den
(inherited)