Anonymous“ By definition a contaction is contracting multipletwo words into one. The apostrophe is placed where the 'missing' letter(s) would have been.
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Untrue. A contraction could just as easily be employed in a single word, mostly in the middle of the word, but sometimes also in the beginning word. For example, ma'am, li'l, and 'cause, for madam, little, and because, respectively.