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Related to re-proof: reproval
1. (Clothing & Fashion) to treat (a coat, jacket, etc) so as to renew its texture, waterproof qualities, etc
2. (Printing, Lithography & Bookbinding) to provide a new proof of (a book, galley, etc)
1. the act of reproving or censuring.
2. an expression of censure or rebuke.
[1300–50; Middle English reprof < Old French reprove, derivative of reprover to reprove]
Past participle: re-proofed