Where does “особенность” come from?

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

особенность (Russian): peculiarity, feature, characteristic

Definitions

  1. peculiarity, feature, characteristic

Ancestry of “особенность”, 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 →