Can you offer some proof of these allegations?
He made a proof of the philosophical premise.
WordNet 3.0 Sense Numbers: 1, 2, 6
The proof of the whiskey has yet to be measured.
I cannot drink anything of that proof.
WordNet 3.0 Sense Numbers: 3
NOTE: also in photographic printing. PROOF[+representation]
We made a proof before the final printing.
The proof is sitting on the editor's desk.
WordNet 3.0 Sense Numbers: 4, 5