Reconstruction:Proto-Slavic/kudo

Uncharacteristic o-grade s-stem, reflecting Proto-Indo-European *kówdos. Per Derksen, secondary formation from the e-grade Proto-Slavic *čudo (“wonder, miracle”). Akin to Proto-Germanic *huską, *huskaz.

*kudo n

1. paranormal activity (e.g. sorcery, miracle, nearly impossible event)

• *kudъ (“evil spirit”) (о-stem)
• *kudь (“magic, paranormal activity”) (i-stem)
• *kudesъ (reanalyzed from the oblique cases)

• *prokuda (“exile”)
• *kuditi (“to prosecute, to accuse”)

• *kudesiti (“to perform a miracle/magic”)
• *kudesьnъ (“paranormal, miraculous”)
• *kudesьnikъ (“mage, sorcerer”)

• East Slavic:
  • Old East Slavic: кудь m (kudĭ, “magic, sorcery”)
  • Russian: кудеса́ n (kudesá, “miracles performed through an evil force”) Npl. (dialectal), ку́десь f (kúdesʹ, “sorcery”) (dialectal)
• West Slavic:
  • Polish: kudyś m (“evil spirit, devil”) (dialectal)

• Vasmer, Max (1964–1973), “куд”, in Этимологический словарь русского языка [Etymological Dictionary of the Russian Language] (in Russian), transl. and suppl. by Oleg Trubachyov, Moscow: Progress
• Trubachyov, Oleg, editor (1987), “*kudo”, in Этимологический словарь славянских языков [Etymological Dictionary of Slavic Languages] (in Russian), issue 13 (*kroměžirъ – *kyžiti), Moscow: Nauka, page 83

• Derksen, Rick (2008), “*kudo”, in Etymological Dictionary of the Slavic Inherited Lexicon (Leiden Indo-European Etymological Dictionary Series; 4), Leiden, Boston: Brill, →ISBN, page 255