Where does “знак питання” come from?

знак питання (Ukrainian) comes from Ukrainian пита́ння, from Ukrainian -а́ння, from Serbo-Croatian -ати, from Proto-Slavic -ati, from Proto-Slavic -ěti, from Proto-Balto-Slavic -ēˀtei, from Proto-Indo-European -éh₁ti — Creates stative verbs from perfective roots;...

знак питання (Ukrainian): question mark, the symbol "?"

Definitions

  1. question mark, the symbol "?"

Ancestry of “знак питання”, step by step

знак питання traces back through two separate lines of ancestry.

via Ukrainian пита́ння

StepLanguageWordMeaning
1Ukrainianпита́нняquestion
2Ukrainian-а́нняSuffix used to form verbal nouns from verbs; added especially to verbs ending in: -ing, -tion, -ence, -ance, -ment, etc
3Serbo-Croatian-атиA suffix appended to words to form a verb
4Proto-Slavic-atiFrom imperfective verbs, forming...
5Proto-Slavic-ětiInherited, stative; Deadjectival, inchoative;...
6Proto-Balto-Slavic-ēˀtei
7Proto-Indo-European-éh₁tiCreates stative verbs from perfective roots;...

via Ukrainian знак

StepLanguageWordMeaning
1Ukrainianзнакsymbol; omen; sign
2Proto-Slavicznakъsign; symbol
3Proto-Slavicznatito know
4Proto-Balto-Slavicźnōˀteito know
5Proto-Indo-Europeanǵnéh₃tto know; to get to know, to meet
6Proto-Indo-Europeanǵneh₃-to know
Every word from Proto-Indo-European -éh₁tiEvery word from Proto-Slavic -ětiEvery word from Proto-Slavic -ati