"That pavlova was super duper, mate!"
Where "Super Duper" Comes From
A reduplicative phrase — "duper" invented purely to rhyme with "super" — in the same playful tradition as "easy peasy" or "okey dokey," originating in mid-20th-century English playground and family speech.
It made its way into Australian informal English as an extra-enthusiastic, slightly cheeky upgrade on plain old "super."
How Aussies Actually Use It
Used with real enthusiasm, often by or around kids, or by adults leaning into a bit of cheerful, over-the-top praise — "that pavlova was super duper" carries genuine delight rather than sarcasm.
It's a bit old-fashioned and a bit cute, which is exactly why people reach for it when plain "great" doesn't feel like enough.
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