Where does “честно” come from?

честно (Russian) comes from Russian че́стный, from Proto-Slavic *čьstьnъ — honourable.

честно (Russian): honestly

Definitions

  1. honestly

Ancestry of “честно”, step by step

StepLanguageWordMeaning
1Russianче́стныйhonest, upright, fair (not to be confused with честно́й)
2Proto-Slavic*čьstьnъhonourable
Every word from Proto-Slavic *čьstьnъEvery word from Russian че́стный