Where does “кандидатский” come from?
кандидатский (Russian) comes from Russian кандида́т, from Polish kandydat, from German Kandidat, from Latin candidātus, from Latin candidus, from Latin candeō, from Proto-Italic kandēō, from Proto-Indo-European kand- — to shine, glow.
кандидатский (Russian): candidate's
Ancestry of “кандидатский”, step by step