Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Belarusian
пустыня
←
Belarusian
пусты́
(affix)
←
Belarusian
-ы́ня
(affix)
←
Proto-Slavic
*pustyni
(inherited)
←
Ukrainian
пусти́ня
(cognate)