Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Belarusian
бібліятэкар
←
Belarusian
бібліятэ́ка
(suffix)
←
Belarusian
ар
(suffix)
←
Polish
bibliotekarz
(cognate)
←
Russian
библиоте́карь
(cognate)
←
Ukrainian
бібліоте́кар
(cognate)