Reconstruction:Proto-Slavic/řujьnъ

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.

From *řuti (“to roar”) +‎ *-ьnъ. The most common explanation for the name of the month is that it refers to the mating season of elks and deer, which usually lasts from the end of August to the start of October. In that period, male harts often emit loud noises to attract females.

*řujьnъ m

1. October; September

• East Slavic:
  • Old East Slavic: рюинъ (rjuinŭ), рюѥнъ (rjujenŭ, “September”)
    • Russian: рю́ень (rjújenʹ), ру́вень (rúvenʹ, “September”) (dialectal, obsolete)
• South Slavic:
  • Serbo-Croatian:

    Cyrillic script: ру̑јан (“September”) (regional)

    Latin script: rȗjan (“September”) (regional)

    • → Kashubian: rujan (rare)
• West Slavic:
  • Old Czech: řújen (“October”)
    • Czech: říjen

• Gluhak, Alemko (1993) “rèvati”, in Hrvatski etimološki rječnik (in Serbo-Croatian), Zagreb: August Cesarec, →ISBN, page 526: “*ruјьnъ”
• Skok, Petar (1973) “revati”, in Etimologijski rječnik hrvatskoga ili srpskoga jezika (in Serbo-Croatian), volumes 3 (poni² – Ž), Zagreb: JAZU, page 133: “*riuьnъ”