Where does “unnasty” come from?

unnasty (English) comes from English nasty, from Middle English nasty, from Old Norse nask-.

unnasty (English): Not nasty; pleasant

Definitions

  1. Not nasty; pleasant

Ancestry of “unnasty”, step by step

unnasty traces back through two separate lines of ancestry.

via English nasty

StepLanguageWordMeaning
1EnglishnastyDirty, filthy; Contemptible, unpleasant;...
2Middle Englishnasty—
3Old Norsenask-—

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Old Norse nask- →Every word from Middle English nasty →Every word from English nasty →