The phrase "abundant proof" is correct and usable in written English.
It can be used when referring to a large amount of evidence or support for a claim or argument.
Example: "The research provided abundant proof that climate change is significantly influenced by human activity."
Alternatives: "ample evidence" or "plentiful evidence".
Besides its aesthetic pleasures, this show provides abundant proof of that tradition's vivacity.
Except to reiterate that besides its aesthetic pleasures, this show provides abundant proof that the Native-American basketmaking tradition continues alive and well.
The rates of post-traumatic stress and burnout stand as abundant proof that we, as a community, do not have effective strategies to deal with the emotional load we carry.
But that particular get-out-of-jail card is proving more and more elusive for Facebook, because we now have abundant proof that what people read and say on its services does indeed induce them to do horrible things offline.
"Cash on my mind/Making money all the time.... .. Sounds like a rap hit, but no, it's the theme to "Cash," a Bollywood caper providing abundant proof that Hollywood pictures have no monopoly on ostentatious wealth, or, to use a spent expression, bling.
It is full of trial and error and it lacks abundant proof points of what works best in social.
Despite abundant, constant proof of her powers (reviews her mother could hardly improve on, fan mail by the bushel), Ms. Fleming is far from complacent.
Dr Mandelbrot has always distanced himself from such voguishness, preferring to avoid any topic "in which the data are not abundant and proof cannot be provided".
Meanwhile, other turtles are again abundant in the Japanese pond, proof that nature renews itself.
But Mr. Churchill, who is a realist as well an orator, knows quite well that nothing of the kind is going to happen, just because, whatever his own warlike aspirations may be - and he has given abundant and at times disastrous proof of them - they are not shared by the British people.
