Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
wiesiołek
←
Polish
wesoły
(mention)
←
Old Polish
wiesioły
(derived)
→
Polish
wesoły
(mention)
→
Polish
Wiesiołek
(mention)