One intriguing window into English word usage is a list of the 100 most commonly used words. There is no authoritative, mathematically provable list, but studies done by Oxford Online and other organizations provide lists that are close enough to stimulate some interesting observations. The list shown in Table below was published on Wikipedia. Some of the words represent more than one word. For example, be represents many of the conjugated forms of the verb to be, such as is, are, be, and was.