Where does “стійкий” come from?

стійкий (Ukrainian) comes from Ukrainian стоя́ти, from Old East Slavic стоꙗти, from Proto-Slavic stojati, from Proto-Slavic stojěti, from Proto-Slavic -ěti, from Proto-Balto-Slavic -ēˀtei, from Proto-Indo-European -éh₁ti — Creates stative verbs from perfective roots;...

стійкий (Ukrainian): stable, steady firm in standing or position; not easily moved

Definitions

  1. stable, steady firm in standing or position; not easily moved

Ancestry of “стійкий”, step by step

StepLanguageWordMeaning
1Ukrainianстоя́тиto stand
2Old East Slavicстоꙗтиto stand
3Proto-Slavicstojatito stand
4Proto-Slavicstojěti—
5Proto-Slavic-ětiInherited, stative; Deadjectival, inchoative;...
6Proto-Balto-Slavic-ēˀtei—
7Proto-Indo-European-éh₁tiCreates stative verbs from perfective roots;...
Every word from Proto-Indo-European -éh₁ti →Every word from Proto-Slavic -ěti →Every word from Proto-Slavic stojěti →