Where does “посустајати” come from?

посустајати (Serbo-Croatian) comes from Serbo-Croatian сустајати, from Serbo-Croatian ста̏јати, 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;...

посустајати (Serbo-Croatian): to grow tired, become exhausted; to fall behind,...

Definitions

  1. to grow tired, become exhausted; to fall behind,...

Ancestry of “посустајати”, step by step

посустајати traces back through two separate lines of ancestry.

via Serbo-Croatian сустајати

StepLanguageWordMeaning
1Serbo-Croatianсустајатиto grow tired, become exhausted
2Serbo-Croatianста̏јатиto stop
3Proto-Slavicstojatito stand
4Proto-Slavicstojěti
5Proto-Slavic-ětiInherited, stative; Deadjectival, inchoative;...
6Proto-Balto-Slavic-ēˀtei
7Proto-Indo-European-éh₁tiCreates stative verbs from perfective roots;...

via Serbo-Croatian по

StepLanguageWordMeaning
1Serbo-Croatianпоhalf; for; over, through, across, in, on
2Proto-Slavicpoafter; by; at
3Proto-Indo-Europeanh₂póoff, away
4Proto-Indo-Europeanh₂epofrom, off, back; off, away; off, from
Every word from Proto-Indo-European -éh₁tiEvery word from Proto-Slavic -ětiEvery word from Proto-Slavic stojěti