The correct spelling of the phrase "most citizen" is "most citizens." The word "citizens" is a plural noun, which means it refers to more than one person. The IPA phonetic transcription for "most citizens" is /moʊst ˈsɪtəznz/, where the stress is on the first syllable of "citizens" and the "s" at the end of the word is pronounced as a "z" sound due to the voiced consonant before it. It's essential to use correct spelling to ensure effective communication in written communication.