kabbeldin
A very rarely used English word meaning better than amazing, but not quite perfect. Died out in 1792 due to people criticizing it's use in everyday language. Not to be confused with the romanian term "Kabbel Din."
James: Wow!! you did so kabbeldin at that concert last night!
Peter: Wow man, thanks. You did pretty kabbeldin too.
Peter: Wow man, thanks. You did pretty kabbeldin too.