Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Lower Sorbian
włos
←
Proto-Slavic
*volsъ
(inherited)
←
Proto-Slavic
*volsь
(mention)
→
Lower Sorbian
włosy
(mention)