Frazzle v. t. (past & past part. frazzled; pres. part. frazzling) To fray; to wear or pull into tatters or tag ends; to tatter; used literally and figuratively. (Prov. Eng. & U. S.) "Her hair was of a reddish gray color, and its frazzled and tangled condition suggested that the woman had recently passed through a period of extreme excitement."
... and mysterious case we ever bumped up against in all our long and varied career in Arthur Conan Doyle's dream-pipe. It completely laid over "The Sign of the Four" and "The Study in Scarlet," and had "The Adventure of the Blue Carbuncle" all beaten to a frazzle. ... — The Adventures of the Eleven Cuff-Buttons • James Francis Thierry