Reconstruction:Proto-Slavic/soja

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 *sojь (“shaded; blue”) +‎ *-а, from Proto-Balto-Slavic *śájas, from Proto-Indo-European *(s)ḱéh₃-yo-s, from *(s)ḱeh₃- (“shadow”) +‎ *-yós, cognate with Proto-Celtic *skātos (“shadow”), Proto-Germanic *hēwijaz (“dark blue”). Alternatively from Proto-Indo-European *(s)ḱeh₁y- (“to shine, shimmer”).

Noun

*sòja f

1. jay

Declension

Declension of *soja (soft a-stem)

	singular	dual	plural
nominative	*soja	*soji	*soję̇
genitive	*soję̇	*soju	*sojь
dative	*soji	*sojama	*sojamъ
accusative	*sojǫ	*soji	*soję̇
instrumental	*sojejǫ, *sojǫ**	*sojama	*sojami
locative	*soji	*soju	*sojasъ, *sojaxъ*
vocative	*soje	*soji	*soję̇

^* -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).

Related terms

• *sojьka
• *osojь (“shady place”)
• *sěnь (“shadow”)
• *sivъ, *śěrъ, *śědъ (“gray”)

Descendants

• East Slavic:
  • Old East Slavic: соя (soja)
    • Belarusian: со́я (sója)
    • Russian: со́я (sója)
    • Ukrainian: со́я (sója)
• South Slavic:
  • Bulgarian: со́а (sóa) (dialectal, from an earlier *соя)
  • Slovene: šọ́ja
• West Slavic:
  • Czech: sоjа (dialectal)
  • Polish: sоjа (dialectal)
  • Slovak: sоjа (dialectal)
  • Sorbian:
    • Upper Sorbian: soja
    • Lower Sorbian: soja