Where does “безнравственность” come from?

безнравственность (Russian) comes from Russian -ость, from Proto-Slavic -ostь — Used with adjectival stems to form abstract...

безнравственность (Russian): immorality; dissoluteness

Definitions

  1. immorality; dissoluteness

Ancestry of “безнравственность”, step by step

StepLanguageWordMeaning
1Russian-ость-ness, -ity
2Proto-Slavic-ostьUsed with adjectival stems to form abstract...
Every word from Proto-Slavic -ostьEvery word from Russian -ость