Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Serbo-Croatian знати
Bulgarian зная (cognate)
Proto-Indo-European *ǵneh₃- (root)
Proto-Indo-European *ǵneh₃- (derived)
Russian знать (cognate)
Proto-Slavic *znati (inherited)

Serbo-Croatian разазнати (prefix)
Serbo-Croatian сазнати (prefix)
Serbo-Croatian дознати (prefix)
Serbo-Croatian језикозналац (mention)