The spelling of the name "Walter Pitts" can be broken down phonetically as /ˈwɔːltər pɪts/. The first syllable "wal-" is pronounced as "wawl" with a long "aw" sound. The second syllable "-ter" is pronounced as "tur" with a soft "t" sound. The last name "Pitts" is pronounced as "pits" with a short "i" sound. The spelling of this name follows English language phonetic rules and is commonly used in the United States.