hudebník (Czech) comes from Czech hudba, from Old Czech hudba, from Proto-Slavic gǫsti, from Proto-Balto-Slavic gaustei, from Proto-Indo-European gowh₂-dʰh₁-y-óti, from Proto-Indo-European gewH- — to call, name; to invoke, call on; to cry, cry...
hudebník (Czech): musician