Where does “тупоглавост” come from?
тупоглавост (Serbo-Croatian) comes from Serbo-Croatian тупо̀глав, from Serbo-Croatian гла́ва, from Proto-Slavic golvà, from Proto-Balto-Slavic galˀwā́ˀ, from Proto-Indo-European gelH- — naked; head.
тупоглавост (Serbo-Croatian): stupidity
Ancestry of “тупоглавост”, step by step