Where does “дорабатывать” come from?

дорабатывать (Russian) comes from Russian дорабо́тать, from Russian до-, from Proto-Slavic dȍ, from Proto-Indo-European de — Emphatic or contrastive particle, and, but;...

дорабатывать (Russian): to work; to finish off, to complete; to improve,...

Definitions

  1. to work; to finish off, to complete; to improve,...

Ancestry of “дорабатывать”, step by step

StepLanguageWordMeaning
1Russianдорабо́татьto work (till; until)
2Russianдо-up to; completely; pre-, ante-
3Proto-Slavicup to, until
4Proto-Indo-EuropeandeEmphatic or contrastive particle, and, but;...
Every word from Proto-Indo-European deEvery word from Russian до-Every word from Proto-Slavic