What's the noun for prizewinning? Here's the word you're looking for.
prize
That which is taken from another; something captured; a thing seized by force, stratagem, or superior power.
(military, nautical) Anything captured by a belligerent using the rights of war; especially, property captured at sea in virtue of the rights of war, as a vessel.
An honour or reward striven for in a competitive contest; anything offered to be competed for, or as an inducement to, or reward of, effort.