Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*gnatъ
→
Czech
hnát
(inherited)
→
Kashubian
gnôt
(inherited)
→
Polish
gnat
(inherited)