Where does “нагреваться” come from?

нагреваться (Russian) comes from Russian нагрева́ть, from Russian нагре́ть, from Russian гре́ть, from Proto-Slavic grěti, from Proto-Indo-European gʷʰer-, from Proto-Indo-European gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr.

нагреваться (Russian): to get warm/hot; passive of нагрева́ть

Definitions

  1. to get warm/hot; passive of нагрева́ть

Ancestry of “нагреваться”, step by step

StepLanguageWordMeaning
1Russianнагрева́тьto heat, to warm
2Russianнагре́тьto heat, to warm
3Russianгре́тьto heat (to cause an increase in temperature of an object or space)
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-ḗrEvery word from Proto-Indo-European gʷʰer-Every word from Proto-Slavic grěti