Where does “dotychmiast” come from?

dotychmiast (Polish) comes from Old Polish dotychmiast, from Old Polish do, from Proto-Slavic dȍ, from Proto-Indo-European de — Emphatic or contrastive particle, and, but;...

Ancestry of “dotychmiast”, step by step

StepLanguageWordMeaning
1Old Polishdotychmiastup to now, until now
2Old Polishdodenotes allative movement; to, toward
3Proto-Slavicup to, until
4Proto-Indo-EuropeandeEmphatic or contrastive particle, and, but;...
Every word from Proto-Indo-European deEvery word from Proto-Slavic Every word from Old Polish do