<span> a verbal </span>suffix meaning<span> “to make,” “cause to be,” “render” ( simplify; beautify); “to become,” “be made” ( liquefy). The </span>suffix<span> was introduced into English in loan words from Old French ( deify), but is also used in the formation of new words, usually on a Latin root ( reify).</span>
It can mean eroded, worn out, or crumbling.
(Basically it's saying that the barn is falling apart because it's so old and destroyed from weather.)
Less. Most fruitful and best are both superlative, and hyper is just positive.