The spelling of the word "antimonoan" is complicated as it includes multiple consonant blends and vowel sounds. Using the International Phonetic Alphabet (IPA), the word can be transcribed as /æntiˈmɑnoʊʌn/. The first syllable "an" is pronounced with the short "a" sound, while the second syllable "ti" includes the diphthong /aɪ/. The consonant blend "mn" follows in the third syllable, and the fourth syllable "oan" includes the triphthong /oʊʌn/. Overall, the spelling of "antimonoan" requires careful attention to vowel and consonant blends.