Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ukrainian
плавець
←
Belarusian
плыве́ц
(cognate)
←
Russian
плове́ц
(cognate)
←
Ukrainian
пла́вати
(affix)
←
Ukrainian
-ець
(affix)