Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Prussian
wilna
←
Proto-Balto-Slavic
*wilˀnāˀ
(inherited)
←
Proto-Indo-European
*h₂wĺ̥h₁neh₂
(inherited)
→
Latvian
vilna
(cognate)