Quick Quiz: Nouns Score: Change category, Flip order Reset Incorrect! Try again. Noun: climbing maidenhair fern Your choice? tropical fern widespread in Old World; naturalized in Jamaica and Florida any of various small implements used to hold loose articles together   (Noun: clip) a conduit that carries away sewage or surface water   (Noun: cloaca) something that baffles understanding and cannot be explained  (Noun: closed book)