Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
olej
←
Polish
ropa
(mention)
←
Polish
ropa naftowa
(mention)
→
Lithuanian
aliejus
(borrowed)
→
Polish
oleica
(affix)
→
Polish
Olejnik
(suffix)
→
Polish
olejowy
(affix)
→
Polish
olejek
(suffix)
→
Ukrainian
олія
(cognate)