Where does “(s)pjāˀu-” come from?

(s)pjāˀu- (Proto-Balto-Slavic) comes from Proto-Indo-European (s)ptyēw- — to spit, vomit.

Ancestry of “(s)pjāˀu-”, step by step

StepLanguageWordMeaning
1Proto-Indo-European(s)ptyēw-to spit, vomit
Every word from Proto-Indo-European (s)ptyēw-