Present participle of 'daze'; the act of stunning or confusing; or adjective meaning extremely striking or impressive.
From 'daze' plus '-ing' (present participle suffix). The adjective sense emerged naturally from describing things that daze or stun the observer.
Isn't it cool how 'dazing' flipped meanings? Originally it meant 'making someone dazed,' but now we use it to describe amazing things—'a dazing performance' means so impressive you're stunned!
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