Reconstruction:Proto-Slavic/rojь

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 Proto-Balto-Slavic *rajas, from Proto-Indo-European *h₃royH-o-s. Cognate with Latin rivus (“brook, stream”).

Noun

*ròjь m

swarm

Declension

Declension of *ròjь (soft o-stem, accent paradigm b)

	Singular	Dual	Plural
Nominative	*ròjь	*rojà	*rojì
Accusative	*ròjь	*rojà	*roję̇̀
Genitive	*rojà	*rojù	*ròjь
Locative	*rojì	*rojù	*ròjixъ
Dative	*rojù	*rojèma	*ròjemъ
Instrumental	rojь̀mь, rojèmь^*	*rojèma	*ròji
Vocative	*roju	*rojà	*rojì

^* -ьmь in North Slavic, -emь in South Slavic.

Related terms

*rějati
*rěka
*rinǫti

Descendants

East Slavic:
- Old East Slavic: рои (roi)
  - Old Ruthenian: рой (roj)
    - Belarusian: рой (roj)
    - Ukrainian: рій (rij)
  - Russian: рой (roj)
South Slavic:
- Old Church Slavonic:
  Old Cyrillic: рои (roi)
  Glagolitic: ⱃⱁⰻ (roi)
- Bulgarian: рой (roj)
- Macedonian: рој (roj)
- Serbo-Croatian:
  Cyrillic: ро̑ј
  Latin: rȏj
- Slovene: ròj
West Slavic:
- Old Czech: roj
  - Czech: roj
- Polish: rój
- Slovak: roj
- Sorbian:
  - Lower Sorbian: roj
  - Upper Sorbian: rój

Non-Slavic:
- → Hungarian: raj
- → Romanian: roi

References

Derksen, Rick (2008), “*ròjь”, in Etymological Dictionary of the Slavic Inherited Lexicon (Leiden Indo-European Etymological Dictionary Series; 4), Leiden, Boston: Brill, →ISBN, page 438
Vasmer, Max (1964–1973), “рой”, in Этимологический словарь русского языка [Etymological Dictionary of the Russian Language] (in Russian), transl. and suppl. by Oleg Trubachyov, Moscow: Progress