Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
niechaj
←
Serbo-Croatian
neka
(mention)
←
Old Polish
niechać
(mention)
→
Polish
niech
(mention)
→
Polish
niechajże
(compound)