Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
East Central German
Puusch
←
Polish
puszcza
(borrowed)
←
Vilamovian
puś
(cognate)
→
Vilamovian
puś
(cognate)