Third-person singular simple present indicative form of demise.(verb)
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Use "demises" in a sentence
"I've been forced to watch quite a few of those with my wife, most of them aren't nearly as sloppy and misogynistic most of the men get quick and/or noble deaths, most of the women get long and leeringly graphic 'awesome' demises as this one."
"The reason being that most premature deaths from smoking were long, drawn-out and expensive demises from lung cancer but rather sudden death from heart disease."
"Sure, a few of the on-screen demises (just over a dozen out of just-under fifty) involved pain and suffering, but most were spectacularly quick and completely painless."