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