Where does “жизнедеятельность” come from?

жизнедеятельность (Russian) comes from Russian жизнеде́ятельный, from Russian де́ятельный, from Russian де́ять, from Old East Slavic дѣꙗти, from Proto-Slavic dějati, from Proto-Slavic děti, from Proto-Balto-Slavic dḗˀtei, from Proto-Indo-European dʰeh₁- — to do, put, place.

жизнедеятельность (Russian): vital activity

Definitions

  1. vital activity

Ancestry of “жизнедеятельность”, step by step

StepLanguageWordMeaning
1Russianжизнеде́ятельныйactive, lively, energetic
2Russianде́ятельныйactive, energetic
3Russianде́ятьto do
4Old East Slavicдѣꙗти
5Proto-Slavicdějatito do
6Proto-Slavicdětito do; to put, to place; to thread, to pass...
7Proto-Balto-Slavicdḗˀteito put, to place; to do
8Proto-Indo-Europeandʰeh₁-to do, put, place
Every word from Proto-Indo-European dʰeh₁-Every word from Proto-Balto-Slavic dḗˀteiEvery word from Proto-Slavic děti