Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Russian пла́вать

English float (cognate)
English pulmonary (cognate)
Belarusian плаваць (cognate)
Russian плавный (affix)
Russian плавание (affix)
Russian сплав (link)
Russian плавник (suffix)
Russian поплавать (affix)
Russian плавучий (affix)
Russian заплыв (link)
Russian плавательный (affix)
Russian плаванье (affix)