Reconstruction:Proto-Slavic/čeľustь

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

Probably from *čelo (“forehead”) +‎ *usta (“mouth”).

Noun

*čeľustь f

1. jaw

Declension

Declension of *čeľustь (i-stem)

	singular	dual	plural
nominative	*čeľustь	*čeľusti	*čeľusti
genitive	*čeľusti	*čeľustьju, *čeľusťu*	*čeľustьjь, *čeľusti*
dative	*čeľusti	*čeľustьma	*čeľustьmъ
accusative	*čeľustь	*čeľusti	*čeľusti
instrumental	*čeľustьjǫ, *čeľusťǫ*	*čeľustьma	*čeľustьmi
locative	*čeľusti	*čeľustьju, *čeľusťu*	*čeľustьxъ
vocative	*čeľusti	*čeľusti	*čeľusti

^* The second form occurs in languages that contract early across /j/ (e.g. Czech), while the first form occurs in languages that do not (e.g. Russian).

Descendants

• East Slavic:
  • Old East Slavic: челюсть (čeljustĭ)
    • Belarusian: чэ́люсць (čéljuscʹ)
    • Russian: че́люсть (čéljustʹ)
    • Ukrainian: че́люсти (čéljusty)

• South Slavic:
  • Old Church Slavonic:

    Old Cyrillic script: челюсть (čeljustĭ)

    Unspecified script:

    • Church Slavonic (Russian recension): челюсть (čeljustĭ)
  • Bulgarian: че́люст (čéljust)
  • Macedonian: челуст (čelust)
  • Serbo-Croatian:

    Cyrillic script: че̏љу̑ст

    Latin script: čȅljȗst

  • Slovene: čeljust

• West Slavic:
  • Old Czech: čeľust
    • Czech: čelist
  • Polabian: ciľaust
  • Polish: czeluść
  • Slovak: čeľusť
  • Slovincian: čìe̯lĕsc

Further reading

• Trubachyov, Oleg, editor (1977), “*čel'ustь”, in Этимологический словарь славянских языков [Etymological dictionary of Slavic languages] (in Russian), numbers 4 (*čaběniti – *děľa), Moscow: Nauka, page 43
• Vasmer, Max (1964–1973) “челюсть”, in Oleg Trubachyov, transl., Этимологический словарь русского языка [Etymological Dictionary of the Russian Language] (in Russian), Moscow: Progress