Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Czech
drahý
←
Proto-Balto-Slavic
*dargas
(inherited)
←
Proto-Slavic
*dorgъ
(inherited)
→
Czech
drahý
(inherited)
→
Old Czech
drahný
(mention)