< Reconstruction:Proto-Slavic

Reconstruction:Proto-Slavic/perъka

This Proto-Slavic entry contains reconstructed words 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

Alternative reconstructions
  • *pьrъka

Etymology

Formed either from the verb *pьrati (“to fly, to propagate”) +‎ *-ъka or from the noun *pero (“feather”) +‎ *-ъka.

Noun

*perъka f

  1. propeller
  2. fin (of fish), paddle

Inflection
Declension of *perъka (hard a-stem)
Singular Dual Plural
Nominative *perъka *perъcě *perъky
Accusative *perъkǫ *perъcě *perъky
Genitive *perъky *perъku *perъkъ
Locative *perъcě *perъku *perъkasъ, *perъkaxъ*
Dative *perъcě *perъkama *perъkamъ
Instrumental *perъkojǫ, *perъkǫ** *perъkama *perъkami
Vocative *perъko *perъcě *perъky
* -asъ is the expected Balto-Slavic form but is found only in some Old Czech documents; -axъ is found everywhere else and is formed by analogy with other locative plurals in -xъ.
** 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).
  • *pero (“feather”)
  • *pьrati (“to propel”)
  • *pьrxati (“to flutter (wings)”)

Derived terms
  • *perъkati (“to flap (fins), to slam”)

Descendants

Further reading
  • Vasmer (Fasmer), Max (Maks) (1964–1973), “пёрка”, in Etimologičeskij slovarʹ russkovo jazyka [Etymological Dictionary of the Russian Language] (in Russian), translated from German and supplemented by Trubačóv Oleg, Moscow: Progress
  • Duridanov I., Račeva M., Todorov T., editors (1996), “перка”, in Български етимологичен речник [Bulgarian Etymological Dictionary] (in Bulgarian), volume 5, Sofia: Bulgarian Academy of Sciences, page 147
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