Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
tarń
←
Proto-Slavic
*tьrnъ
(inherited)
→
Polish
tarka
(affix)
→
Polish
tarnina
(affix)
→
Polish
tarnośliwa
(affix)