Where does “проходимость” come from?

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

проходимость (Russian): permeability; ability to carry traffic; ability...

Definitions

  1. permeability; ability to carry traffic; ability...

Ancestry of “проходимость”, 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 →