Reconstruction:Proto-Slavic/ujь

This Proto-Slavic entry contains reconstructed terms and roots. As such, the term(s) in this entry are not directly attested, but are hypothesized to have existed based on comparative evidence.

From Proto-Balto-Slavic *auˀjas (yo-stem), from Proto-Indo-European *h₂ewh₂yos. Baltic cognates include Lithuanian avýnas, Old Prussian awis (“uncle”) (i-stem).

*ùjь m

1. maternal uncle

• *ujьcь, *ujьkъ, *ujьčę (diminutives)

• East Slavic:
  • Old East Slavic: уи (ui), вуи (vui)
    • Old Ruthenian: вуй (vuj), уй (uj)
      • Belarusian: вуй (vuj) (dialectal)
      • Carpathian Rusyn: уй (uj); ⇒ у́йко (újko)
      • Ukrainian: вуй (vuj), уй (uj) (dialectal)
    • Russian: уй (uj) (obsolete)
  • Old Novgorodian: *оуи (*ui)
• South Slavic:
  • ⇒ Bulgarian: вуйчо (vujčo)
  • Serbo-Croatian:

    ⇒ Cyrillic script: у̏ја̄к

    ⇒ Latin script: ȕjāk

  • ⇒ Slovene: ujec
• West Slavic:
  • ⇒ Old Czech: ujec
    • Czech: ujec
  • Old Polish: uj
    • Polish: wuj
  • Old Slovak: ujo
    • Pannonian Rusyn: уйо (ujo)
    • Slovak: ujo
  • Polabian: vaujă
  • Pomeranian:
    • Kashubian: wùja, ùja
  • Sorbian:
    • Upper Sorbian: wuj
    • Lower Sorbian: wuj

• Vasmer, Max (1964–1973) “уй”, in Oleg Trubachyov, transl., Этимологический словарь русского языка (in Russian), Moscow: Progress