Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Lithuanian
minkštas
←
Proto-Balto-Slavic
*minˀk-
(inherited)
←
Latvian
mīksts
(cognate)
←
Polish
miękki
(cognate)
←
Proto-Slavic
*mękъkъ
(link)