The spelling of the word "mmcguire" can be a bit tricky. It is actually a surname that is derived from Irish Gaelic, and is often spelled as "McGuire" in English. The phonetic transcription for "mmcguire" in IPA is /mə'kwaɪr/, where the first syllable is unstressed and sounds like "muh", the second syllable is stressed and sounds like "kwire" or "kwai-er". Remembering the correct spelling can be aided by remembering that the "mc" at the beginning should be capitalized and the "g" in the middle is typically lowercase.