noncase

noun

1. One who or that which is not a case (of a disease, a type of thing being explained, etc.).

   “Mr. Buckey's attorney, Danny Davis, said, "The case has dragged on because it was a noncase whipped up by people who had differing ambitions that were not in the interest of this institution or the children."”

   “We turn next to the puzzle of borderlineness: If Harry is intermediate between clear cases and clear noncases of baldness, “Is Harry bald?” seems to have no good, direct, answer.”