Where does “достаточность” come from?

достаточность (Russian) comes from Russian доста́точный, from Russian -ный, from Old Church Slavonic -ьнъ, from Proto-Slavic -ьnъ — -ish, -ic, -al, -ed; From adjectives.

достаточность (Russian): adequacy, sufficiency

Definitions

  1. adequacy, sufficiency

Ancestry of “достаточность”, step by step

StepLanguageWordMeaning
1Russianдоста́точныйsufficient
2Russian-ный-ish, -ic, -al, -ed
3Old Church Slavonic-ьнъish, -ic, -al, -ed
4Proto-Slavic-ьnъ-ish, -ic, -al, -ed; From adjectives
Every word from Proto-Slavic -ьnъEvery word from Russian -ныйEvery word from Old Church Slavonic -ьнъ