Where does “нагрубить” come from?

нагрубить (Russian) comes from Russian груби́ть, from Russian гру́бый, from Proto-Slavic grǫbъ, from Proto-Slavic grěti, from Proto-Indo-European gʷʰer-, from Proto-Indo-European gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr.

нагрубить (Russian): to insult, to speak rudely to; to talk back to

Definitions

  1. to insult, to speak rudely to; to talk back to

Ancestry of “нагрубить”, step by step

StepLanguageWordMeaning
1Russianгруби́тьto insult, to speak rudely to; to talk back to
2Russianгру́быйuncouth, boorish, rude, uncultured
3Proto-Slavicgrǫbъcoarse, rude
4Proto-Slavicgrětito warm, to heat; to shine
5Proto-Indo-Europeangʷʰer-warm, hot
6Proto-Indo-Europeangʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr—
Every word from Proto-Indo-European gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr →Every word from Proto-Indo-European gʷʰer- →Every word from Proto-Slavic grěti →