umble
n.— «Even if you have layered on the clothes, you may not be immune from a condition Klegg likes to refer to as “the umbles.” These are the symptoms of hypothermia. “People start stumbling, fumbling, mumbling or grumbling,” the physician said. “Speech can get slurred. People can get whiny. You may have it, but you don’t know it.”» —“Deep Freeze” by Chris Meehan Kalamazoon Gazette (Michigan) Feb. 2, 2007. (source: Double-Tongued Dictionary)