twazzock
n.— «Speaker Martin (the libel lawyers’ friend) allowed him leeway but if Mr Prescott is not more succinct next time he may find himself being called to order. Or, as they say in the Prescott household, “shaddup yer great twazzock.”» —“Jacqui Smith could never be mistaken for Brian Sewell” Daily Mail (United Kingdom) July 9, 2007. (source: Double-Tongued Dictionary)
Further reading
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Jacuzzi and silhouette are eponyms — that is, they derive from the names of people. An Italian immigrant to California invented the bubbly hot tub called a jacuzzi. And the word silhouette commemorates a penny-pinching treasury secretary who lasted...