Where does “야댜하다” come from?

야댜하다 (Korean) comes from Korean 하다, from Middle Korean ᄒᆞ다〮, from Old Korean 爲 — to do; a light verb attached to various non-verbs...

야댜하다 (Korean): to not use honorifics or deferential speech levels when speaking

Definitions

  1. to not use honorifics or deferential speech levels when speaking

Ancestry of “야댜하다”, step by step

야댜하다 traces back through two separate lines of ancestry.

via Korean 하다

StepLanguageWordMeaning
1Korean하다…을 하다; …을 —게 하다; …을 …으로 하다
2Middle Koreanᄒᆞ다〮—
3Old Korean爲to do; a light verb attached to various non-verbs...

via Korean 야

StepLanguageWordMeaning
1Korean야hey!; hey you, hey kid; "vocative case marker"
2Chinese野—
Every word from Old Korean 爲 →Every word from Middle Korean ᄒᆞ다〮 →Every word from Korean 하다 →