PE ratio is an important financial metric that is used to evaluate the value of a company's stock. It measures the ratio of the company's stock price to its earnings per share (EPS). Although the PE ratio is a commonly used term in finance, there are several synonyms that can also be used to refer to this metric. Some of these synonyms include stock valuation ratio, earnings multiple, price to earnings ratio, and earnings yield. All of these terms essentially refer to the same concept of measuring a company's stock price compared to its earnings. It is important for investors and financial professionals to be familiar with these synonyms so they can understand and analyze financial reports with ease.