Where does “ilyesmiről” come from?

ilyesmiről (Hungarian) comes from Hungarian ilyesmi, from Hungarian mi, from Uralic *mi.

Ancestry of “ilyesmiről”, step by step

StepLanguageWordMeaning
1Hungarianilyesmisomething like this, something of the sort/kind
2Hungarianmiwe; how …!, what …!; what?
3Uralic*mi
Every word from Uralic *miEvery word from Hungarian miEvery word from Hungarian ilyesmi