Final answer:
The misspelled word is 'mischevious', with the correct spelling being 'mischievous'. It is important to remember the correct sequence of letters 'chiev' to avoid this frequent mistake.
Step-by-step explanation:
The word that is misspelled in the list provided is mischievous. The correct spelling is indeed 'mischievous' and not 'mischievous', which is a commonly made a mistake due to the way some people pronounce the word. The correct sequence of letters in the word is 'chiev', not 'cheiv'. It is important to remember the correct spelling to avoid this common error.