Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
dna
←
Czech
dnavý
(link)
←
Proto-Slavic
*dъna
(inherited)
←
Proto-Slavic
*dъno
(mention)
←
Old Czech
dna
(inherited)