Reconstruction:Proto-Slavic/pakъ

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

Either formed as *pa- (“later”) +‎ *-kъ, in the same manner as *jakъ (“such”), *kakъ (“how”), *takъ (“thus”) from *jь (“this here”), *kъjь (“who, which”), *tъ (“this”), or a back-formation from *opakъ (“reverse, the other way round”) with dropped *o-.

Adverb

*pakъ

again, once more
yet

Derived terms

*vьśe paky (“all the same”)
*ni paky (“neither”)
*pakъ byti (“over again, as result of anastasis”)

Descendants

South Slavic:
- Old Church Slavonic: пакъ (pakŭ), пакꙑ (paky)
  ⇒ Russian: пак (pak) (dialectal, archaic)
  
  ⇒ Ukrainian: пак (pak) (archaic)
- Bulgarian: пак (pak), dial. паки (paki)
- Macedonian: пак (pak)
- Serbo-Croatian:
  Cyrillic script: па̏к
  
  Latin script: pȁk
West Slavic:
- Old Czech: pak
  - Czech: pak
- Lower Sorbian: pak

References

Vasmer, Max (1964–1973) “опак”, in Oleg Trubachyov, transl., Этимологический словарь русского языка [Etymological Dictionary of the Russian Language] (in Russian), Moscow: Progress
Duridanov, I. V., Racheva, M., Todorov, T. A., editors (1996), “пак”, in Български етимологичен речник [Bulgarian Etymological Dictionary] (in Bulgarian), volume 5 (падѐж – пỳска), Sofia: Prof. Marin Drinov Pubg. House, →ISBN, page 14