Words similar to proof

Example sentences for: proof

How can you use “proof” in a sentence? Here are some example sentences to help you improve your vocabulary:

5 ounces of 80-proof distilled spirits (100 calories)
His proof was elegant but slight.
I was around for pre-production and made a few casting suggestions (politely ignored), went on a stupefyingly dull "tech scout" with the director and key crew, watched some scenes being shot, and got steady gossip from Christine that I can't share with you although I might if you e-mail me proof that you've bought the book.
The authors suggest that these reactions could develop into symptomatic disease after some time delay, but there is no proof that the presence of oats-reactive T cells is an indicator of future symptoms or even of enhanced susceptibility to clinical oats intolerance.
The spot plays to a couple of postindustrial truisms: that proof of human workmanship qualifies as more; and that more is better.