How many feature films did Alfred Hitchcock direct which only had one word in the title?

Alfred Hitchcock directed 15 feature films that only had one word in the title. The films by Hitchcock which have one-word titles include: "Downhill" (1927), "Champagne" (1928), "Blackmail" (1929), "Rebecca" (1940), "Suspicion" (1941), "Saboteur" (1942), "Lifeboat" (1944), "Spellbound" (1945), "Notorious" (1946), "Rope" (1948), "Vertigo" (1958), "Psycho" (1960), "Marnie" (1964), "Topaz" (1969) and "Frenzy" (1972).

Alfred Hitchcock (1899 – 1980) was born in Leytonstone, Essex, England. He was the son of Emma Jane (Whelan; 1863 - 1942) and East End greengrocer William Hitchcock (1862 - 1914). Both of his parents were of English and Irish ancestry. His life lasted 80 years and his career in the film industry span six decades. He was as well known in the public as any of his actors thanks to his many media interviews, his cameo roles in most of his films, and his hosting and producing of the TV anthology "Alfred Hitchcock Presents" (1955–65). His best films got 46 Oscar nominations; they won six times.

Hitchcock was popularly known as the "Master of Suspense" for his use of innovative film techniques in thrillers. Hitchcock started his career in the British film industry as a title designer and art director for a number of silent films. His first film was "The Great Day" (1920). In April 1980 in Bel Air, California, Hitchcock died peacefully in his sleep due to renal failure. Over 600 people attended his funeral service in Beverly Hills.