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.
HCTZ (hydrochlorothiazide) is a thiazide diuretic (water pill) that helps prevent your body from absorbing too much salt, which can cause fluid retention. HCTZ treats fluid retention (edema) in people with congestive heart failure, cirrhosis of the liver, or kidney disorders, or edema caused by taking steroids or estrogen. This medication is also used to treat high blood pressure (hypertension). HCTZ may also be used for purposes not listed in this medication guide.