The spelling of the word "toupin" may be a bit tricky, and it is often misspelled as "touping" or "toupen." The correct pronunciation is "ˈtuːpɪn," where the first syllable is pronounced like "too" and the second syllable is pronounced like "pin." The "ou" sound is actually pronounced as a long "oo" sound, similar to how it is pronounced in the word "school." Remembering the correct phonetic transcription of the word can help in avoiding spelling errors.