The spelling of the word "whisman" is unique and requires careful attention to its pronunciation. In IPA phonetic transcription, it is pronounced as /ˈhwɪzmən/. The two consonants "hw" in the beginning represent the voiceless glottal fricative followed by "w". The vowel "i" is pronounced as a short "i" sound, while "sm" is pronounced as a blend of consonants "s" and "m". Lastly, the word concludes with a nasalized "n" sound. Overall, the spelling of "whisman" reflects the intricate nature of the English language.