Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
smrek
←
Polish
świerk
(doublet)
←
Slovak
smrek
(borrowed)
←
Proto-Slavic
*smerkъ
(derived)
→
Polish
świerk
(doublet)
→
Polish
smyrek
(mention)
→
Polish
smerek
(mention)