The correct spelling of the phrase "wast image of" is actually "waste image of". The pronunciation of "waste" is /weɪst/, with the long "a" sound. The word "image" is pronounced as /ˈɪmɪdʒ/, with an "ih" sound for the first syllable and the "j" sound for the second syllable. The phrase means a worthless or useless representation of something. It is important to spell words accurately to avoid confusion and to effectively convey meaning.