The act of accidental urination on or in something.(noun)
That makes (something) wet.(adjective)
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Use "wetting" in a sentence
"Clearing up the constipation can lead to a dramatic improvement in wetting."
"Again, the effects are what raise the bar a tad with decapitation in broad daylight, and a halving complete with pants wetting, which is a nice realistic touch to me."
"He never shot anyone and humbly recalls wetting his pants under the intense pressure of the moment."