Where does “категоричность” come from?

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

категоричность (Russian): categoricity, categoricalness

Definitions

  1. categoricity, categoricalness

Ancestry of “категоричность”, 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 →