lightning fast · instant (of food, able to be prepared quickly)
köken: Etymology tree Old Polish błyskawica Polish błyskawica Proto-Indo-European *-nós Proto-Balto-Slavic *-inas Proto-Slavic *-ьnъ Old Polish -ny Polish -ny Polish błyskawiczny From błyskawica + -ny. First attested in 1588.
aile: błyskawiczność, wojna błyskawiczna, zamek błyskawiczny
instant, very quickly and easily prepared · instantaneous
köken: From English instant, from Middle English instant (“infinitely short period of time”), from Old French instant (“assiduous, at hand”, adjective), from Latin instans, instant- (“present, pressing, urgent”, literally “standing near”), from in + stāre (“to stand”). Doublet of instansi.