Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Slovak
mäkký
←
Czech
měkký
(cognate)
←
Polish
miękki
(cognate)
←
Russian
мягкий
(cognate)
←
Slovene
mêhek
(cognate)
←
Proto-Slavic
*mękъkъ
(inherited)
→
Slovak
mäkčeň
(link)