Where does “преимущественно” come from?

преимущественно (Russian) comes from Russian преиму́щественный, from Russian преиму́щество, from Russian пре-, from Old Church Slavonic пре-, from Proto-Slavic per-, from Proto-Slavic pro-, from Proto-Slavic *pro, from Proto-Balto-Slavic *pra — passed , crossed.

преимущественно (Russian): predominantly in a predominant manner

Definitions

  1. predominantly in a predominant manner

Ancestry of “преимущественно”, step by step

StepLanguageWordMeaning
1Russianпреиму́щественныйprimary
2Russianпреиму́ществоadvantage (any condition, circumstance, opportunity, or means, particularly favorable to success)
3Russianпре-over, across; most, very
4Old Church Slavonicпре-
5Proto-Slavicper-over-; re-
6Proto-Slavicpro-pro-, for-, through
7Proto-Slavic*profor
8Proto-Balto-Slavic*pra
9Proto-Indo-Europeanprótoward, leading to
10Proto-Indo-Europeanper-before, in front; first; to go through
11Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European pró