The term "roaring trades" refers to industries or sectors that are booming and experiencing significant growth. Some synonyms for "roaring trades" include thriving markets, flourishing industries, booming businesses, surging sectors, and bustling trades. These terms all evoke a sense of energy, prosperity, and opportunity, suggesting that these are areas where investors and entrepreneurs can expect to see high returns. It's important to stay abreast of trends in these fields in order to make informed investment decisions and take advantage of emerging opportunities. With the right information and strategy, those who invest wisely in roaring trades can reap substantial rewards.