Where does “простак” come from?

простак (Bulgarian) comes from Bulgarian прост, from Proto-Slavic prostъ, from Proto-Indo-European pro-sth₂o-.

простак (Bulgarian): simpleton, oaf, boor

Definitions

  1. simpleton, oaf, boor

Ancestry of “простак”, step by step

StepLanguageWordMeaning
1Bulgarianпростsimple, plain, ordinary
2Proto-Slavicprostъsimple, straight
3Proto-Indo-Europeanpro-sth₂o-—
Every word from Proto-Indo-European pro-sth₂o- →Every word from Proto-Slavic prostъ →Every word from Bulgarian прост →