Reconstruction:Proto-Slavic/pętъkъ

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.

Proto-Slavic

Etymology

From *pętъ (“fifth”) +‎ *-ъkъ.

Noun

*pętъkъ m

1. Friday

Declension

Declension of *pętъkъ (hard o-stem)

	singular	dual	plural
nominative	*pętъkъ	*pętъka	*pętъci
genitive	*pętъka	*pętъku	*pętъkъ
dative	*pętъku	*pętъkoma	*pętъkomъ
accusative	*pętъkъ	*pętъka	*pętъky
instrumental	*pętъkъmь, *pętъkomь*	*pętъkoma	*pętъky
locative	*pętъcě	*pętъku	*pętъcěxъ
vocative	*pętъče	*pętъka	*pętъci

^* -ъmь in North Slavic, -omь in South Slavic.

Descendants

• East Slavic:
  • Belarusian: пя́тніца (pjátnica)
  • Russian: пя́тница (pjátnica)
  • Carpathian Rusyn: пя́тніця (pjátnicja)
  • Ukrainian: п'я́тниця (pʺjátnycja)
• South Slavic:
  • Old Church Slavonic:

    Cyrillic: пѧтъкъ (pętŭkŭ)

    Glagolitic: ⱂⱔⱅⱏⰽⱏ (pętŭkŭ)

  • Bulgarian: пе́тък (pétǎk), пе́нтък (péntǎk) (dialectal)
  • Macedonian: петок (petok)
  • Serbo-Croatian:

    Cyrillic script: пе́так

    Latin script: pétak

  • Slovene: pẹ́tək (tonal orthography)
• West Slavic:
  • Old Czech: pátek
    • Czech: pátek
  • Old Polish: piątek
    • Polish: piątek
    • Silesian: piōntek, pjůntek (Steuer's Silesian Alphabet), pijōntek
  • Slovak: piatok
  • Pomeranian:
    • Kashubian: piątk
    • Slovincian: pjõtk
  • Sorbian:
    • Lower Sorbian: pětk
    • Upper Sorbian: pjatk

• Non-Slavic:
  • → Hungarian: péntek

Further reading

• Vasmer, Max (1964–1973) “пя́тница”, in Oleg Trubachyov, transl., Этимологический словарь русского языка [Etymological Dictionary of the Russian Language] (in Russian), Moscow: Progress