Do you sound smarter when you use big words? According to a study published in Applied Cognitive Psychology , the answer is no. In fact, complex writing makes you sound small-minded. Just consider the title of the study: Consequences of erudite vernacular utilized irrespective of necessity: problems with using long words needlessly. Wouldn't it be better to title this study something like The effect of using big words when you don't need them? To sound smart,