Where does “нереальность” come from?

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

нереальность (Russian): unreality; infeasibility, impracticability

Definitions

  1. unreality; infeasibility, impracticability

Ancestry of “нереальность”, step by step

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