John le Carre wrote fiction espionage novels. Espionage novels are novels which focus on a spy's life or spying in general. His most famous work is The Spy That Came In from the Cold.
The definition of a ditz is slang for someone who is silly or who seems to have scattered thinking. An example of ditz is a silly dumb person who just giggles all day. ditz. Slang a person thought of as being flighty, eccentric, silly, etc. ditz.
Diz: A small and light tool used to make top from fiber that has been combed. The fiber is pulled off of the comb through a hole. A button can be used as a diz. Down: The soft short fiber under the guard hair in a dual-coated animal. Yak, camel, quivit, and Icelandic wools are examples of down fibers.