Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Swedish
þryta
←
Proto-Germanic
*þreutaną
(inherited)
←
Old Norse
þrjóta
(inherited)
→
Swedish
tryta
(inherited)