някога

From Proto-Slavic *někъgъda (“sometime”).

• IPA^(key): [ˈnʲa̟koɡɐ]

ня́кога • (njákoga) (not comparable)

1. once, some time ago
2. aforetime

• ня́когда (njákogda), ня́коги (njákogi) — obsolete, archaic
• некога (nekoga) — dialectal
• някога́ш (njakogáš) — dialectal

• донякога (donjakoga, “until some time”)
• понякога (ponjakoga, “sometimes”)
• някогашен (njakogašen, “erstwhile”)

• всякога (vsjakoga, “always”)
• никога (nikoga, “never”)
• сега (sega, “now, at present”)
• тогава (togava, “then”)

• “някога”, in Речник на българския език [Dictionary of the Bulgarian Language] (in Bulgarian), Sofia: Bulgarian Academy of Sciences, 2014
• Georgiev, Vladimir I., Duridanov, I. V., editors (1995), “някога”, in Български етимологичен речник [Bulgarian Etymological Dictionary] (in Bulgarian), volumes 4 (мѝнго² – па̀дам), Sofia: Prof. Marin Drinov Pubg. House, →ISBN, page 728