Reconstruction:Proto-Slavic/jakъ

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 *ja (“this”) +‎ *-kъ. Compare *kakъ, *takъ etc.^[1]

• *akъ (The Slovak form and some material from *jako (“how”) may point to a variant without j.)

*jakъ^[2][3]

1. of this kind

   Synonym: *kakъ

2. of what/which kind (interrogative, relative)

   Synonym: *kakъ

• *jako (“how”)

• *jь, *čьjь, *jьnъ, *kъjь, *onъ, *ovъ, *sь, *tъ, *vьśь
• *jakъ, *jьnakъ, *kakъ, *onakъ, *ovakъ, *sicь, *takъ, *vьśakъ
• *koterъ, *jeterъ

• East Slavic:
  • Old Ruthenian: ꙗкїй (jakij), ꙗки (jaki), єкїй (jekij)
    • Belarusian: які́ (jakí)
    • Carpathian Rusyn: якы́й (jakŷ́j)
    • Ukrainian: яки́й (jakýj)
• South Slavic:
  • Old Church Slavonic:

    Old Cyrillic script: ꙗкъ (jakŭ)

    Glagolitic script:

  • Bulgarian: як (jak, “strong”)
  • Macedonian: јак (jak, “strong, fertile”)
  • Serbo-Croatian:

    Cyrillic script: ја̑к (“strong”)

    Latin script: jȃk (“strong”)

  • Slovene: jȃk (“strong, prominent, neat”) (tonal orthography)
• West Slavic:
  • Old Czech: jaký
    • Czech: jaký
  • Old Polish: jaki
    • Old Polish: jeki
    • Polish: jaki
    • Silesian: jaki
  • Old Slovak: aký, jaký
    • Pannonian Rusyn: яки (jaki)
    • Slovak: aký
  • Polabian: joťĕ
  • Pomeranian:
    • Kashubian: jaczi
    • Slovincian: jakjy
  • Sorbian:
    • Lower Sorbian: jaki (obsolete)
    • Upper Sorbian: jakny (“prominent, strong, good”)

• Trubachyov, Oleg, editor (1981), “*jakъ(jь)”, in Этимологический словарь славянских языков [Etymological dictionary of Slavic languages] (in Russian), numbers 8 (*xa – *jьvьlga), Moscow: Nauka, page 171