Where does “nitro” come from?

nitro (Czech) comes from Russian нутро́, from Proto-Slavic ǫtro, from Proto-Indo-European h₁ón-tr-om, from Proto-Indo-European h₁én — in.

nitro (Czech): interior

Definitions

  1. interior

Ancestry of “nitro”, step by step

StepLanguageWordMeaning
1Russianнутро́the inside, the inward nature (especially of a person), gut feeling
2Proto-Slavicǫtroinside, core
3Proto-Indo-Europeanh₁ón-tr-om
4Proto-Indo-Europeanh₁énin
Every word from Proto-Indo-European h₁énEvery word from Proto-Indo-European h₁ón-tr-omEvery word from Proto-Slavic ǫtro
nitro — Etymology, Origin & Word History | Etymology Explorer