Where does “высокоаллергенный” come from?

высокоаллергенный (Russian) comes from Russian высо́кий, from Old East Slavic вꙑсокъ, from Proto-Slavic vysokъ, from Proto-Slavic -okъ, from Proto-Slavic -kъ, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

высокоаллергенный (Russian): highly allergenic

Definitions

  1. highly allergenic

Ancestry of “высокоаллергенный”, step by step

высокоаллергенный traces back through two separate lines of ancestry.

via Russian высо́кий

StepLanguageWordMeaning
1Russianвысо́кийhigh
2Old East Slavicвꙑсокъhigh; tall
3Proto-Slavicvysokъhigh; tall
4Proto-Slavic-okъFrom adjectives, forms a carrier of the...
5Proto-Slavic-kъDeverbal, forms token nouns; From expressive or...
6Proto-Indo-European-kosCreates deadjectival and desubstantival...

via Russian аллерге́нный

StepLanguageWordMeaning
1Russianаллерге́нный
Every word from Proto-Indo-European -kosEvery word from Proto-Slavic -kъEvery word from Proto-Slavic -okъ