Reconstruction:Proto-Slavic/ěsnostь

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

By surface analysis, *ěsnъ +‎ *-ostь.

Noun

*ěsnostь f^[1]

clearness

Declension

Declension of *ěsnostь (i-stem)
	singular	dual	plural
nominative	*ěsnostь	*ěsnosti	*ěsnosti
genitive	*ěsnosti	ěsnostьju, ěsnosťu^*	ěsnostьjь, ěsnosti^*
dative	*ěsnosti	*ěsnostьma	*ěsnostьmъ
accusative	*ěsnostь	*ěsnosti	*ěsnosti
instrumental	ěsnostьjǫ, ěsnosťǫ^*	*ěsnostьma	*ěsnostьmi
locative	*ěsnosti	ěsnostьju, ěsnosťu^*	*ěsnostьxъ
vocative	*ěsnosti	*ěsnosti	*ěsnosti

^* 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: *ꙗсность (*jasnostĭ)
  - Old Ruthenian: ꙗ́сность (jásnostʹ)
    - Belarusian: я́снасць (jásnascʹ)
    - Ukrainian: я́сність (jásnistʹ)
  - Russian: я́сность (jásnostʹ)
South Slavic:
- Bulgarian: я́сност (jásnost)
- Macedonian: jасност (jasnost)
- Serbo-Croatian:
  Cyrillic script: ја̏сно̄ст
  
  Latin script: jȁsnōst
West Slavic:
- Old Czech: jasnost
  - Czech: jasnost
- East Lechitic:
  - Polish: jasność
  - Silesian: jasność
- Pomeranian:
  - Kashubian: jasnosc
  - Slovincian: jasnosc
- Old Slovak: jasnosť
  - Pannonian Rusyn: ясносц (jasnosc)
  - Slovak: jasnosť
- Sorbian:
  - Lower Sorbian: jasnosć
  - Upper Sorbian: jasnosć

References

^ Trubachyov, Oleg, editor (1979), “*ěsknostь”, in Этимологический словарь славянских языков [Etymological dictionary of Slavic languages] (in Russian), numbers 6 (*e – *golva), Moscow: Nauka, page 51

[1] Trubachyov, Oleg, editor (1979), “*ěsknostь”, in Этимологический словарь славянских языков [Etymological dictionary of Slavic languages] (in Russian), numbers 6 (*e – *golva), Moscow: Nauka, page 51

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