These irregular forms should be memorized. But don’t fear—with practice, they’ll develop into 2nd nature. vacuum - Individuals have a tendency to misspell this term by using two c's and a person "u," or two of each of those letters. Each are incorrect. To spell vacuum appropriately, understand that "u" https://daltoncrfth.thekatyblog.com/27508356/spelling-no-further-a-mystery