Reconstruction:Proto-Slavic/četvьrtъkъ

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 *četvьrtъ (“fourth”) +‎ *-ъkъ.

Noun

*četvьrtъkъ m

1. Thursday

Declension

Declension of *četvьrtъkъ (hard o-stem)

	singular	dual	plural
nominative	*četvьrtъkъ	*četvьrtъka	*četvьrtъci
genitive	*četvьrtъka	*četvьrtъku	*četvьrtъkъ
dative	*četvьrtъku	*četvьrtъkoma	*četvьrtъkomъ
accusative	*četvьrtъkъ	*četvьrtъka	*četvьrtъky
instrumental	*četvьrtъkъmь, *četvьrtъkomь*	*četvьrtъkoma	*četvьrtъky
locative	*četvьrtъcě	*četvьrtъku	*četvьrtъcěxъ
vocative	*četvьrtъče	*četvьrtъka	*četvьrtъci

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

Descendants

• East Slavic:
  • Belarusian: чацве́р (čacvjér)
  • Russian: четве́рг (četvérg)
  • Carpathian Rusyn: четве́рь (četvérʹ)
  • Ukrainian: четве́р (četvér)
• South Slavic:
  • Old Church Slavonic:

    Cyrillic: четврьтъкъ (četvrĭtŭkŭ)

    Glagolitic: ⱍⰵⱅⰲⱃⱐⱅⱏⰽⱏ (četvrĭtŭkŭ)

  • Bulgarian: четвъ́ртък (četvǎ́rtǎk), четвръ́тък (četvrǎ́tǎk) (dialectal)
  • Macedonian: четврток (četvrtok)
  • Serbo-Croatian:

    Cyrillic script: четвр́так

    Latin script: četvŕtak

  • Slovene: četŕtək (tonal orthography)
• West Slavic:
  • Old Czech: čtvrtek
    • Czech: čtvrtek
  • Old Polish: czwartek
    • Masurian: cwártek
    • Polish: czwartek
    • Silesian: sztwŏrtek
  • Slovak: štvrtok
  • Pomeranian:
    • Kashubian: czwiôrtk, czwôrtk
    • Slovincian: czwjortk
  • Sorbian:
    • Upper Sorbian: štwórtk
    • Lower Sorbian: stwórtk

• Non-Slavic:
  • → Hungarian: csütörtök

Further reading

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