Here are the 100 words most often misspelled ('misspell' is one of them) as presented by Dictionary.com. Each word has a mnemonic pill with it and, if you swallow it, it will help you to remember how to spell the word. Master the orthography of the words on this page and reduce the time you spend searching dictionaries by 50%.

http://yourdictionary.com/library/misspelled.html