Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Slavik
←
Czech
slavík
(derived)
←
English
Salavey
(doublet)
→
English
Slowik
(doublet)
→
English
Salavey
(doublet)