Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
mięciutki
←
Polish
miękki
(affix)
←
Polish
-utki
(affix)
←
Proto-Slavic
*mękъkъ
(derived)