Where does “боеспособность” come from?

боеспособность (Russian) comes from Russian бой, from English boy, from Middle English boye, from Old English bōia, from Proto-Germanic bōjô, from Proto-Germanic bō-, from Proto-Indo-European bʰā- — to say.

боеспособность (Russian): fight worthiness

Definitions

  1. fight worthiness

Ancestry of “боеспособность”, step by step

боеспособность traces back through two separate lines of ancestry.

via Russian бой

StepLanguageWordMeaning
1Russianбойbeating, breakage; battle, combat, engagement;...
2EnglishboyA young male; A male child: a son of any age; A...
3Middle Englishboyeservant, commoner, knave, boy
4Old Englishbōiaboy
5Proto-Germanicbōjôyounger brother, young male relation
6Proto-Germanicbō-A stem meaning "father, brother, close male...
7Proto-Indo-Europeanbʰā-to say

via Russian способность

StepLanguageWordMeaning
1Russianспособностьability, capability; faculty; capacity
2Russian-ость-ness, -ity
3Proto-Slavic-ostьUsed with adjectival stems to form abstract...
Every word from Proto-Indo-European bʰā-Every word from Proto-Germanic bō-Every word from Proto-Germanic bōjô