Where does “славянофильство” come from?
славянофильство (Russian) comes from Russian славянофи́л, from Russian славяни́н, from Old East Slavic словѣнинъ, from Proto-Slavic slověninъ, from Proto-Slavic slovo, from Proto-Balto-Slavic ślawas, from Proto-Indo-European ḱléwos, from Proto-Indo-European ḱlew- — to cover; to incline.
славянофильство (Russian): Slavophilism
Ancestry of “славянофильство”, step by step