The phrase "took off as" is often used to describe something that became successful or gained popularity quickly. There are many synonyms that can be used to convey this idea, such as "skyrocketed," "exploded," "surged," "boomed," "flourished," or "thrived." Each of these words paints a picture of rapid growth and expansion, and can be used in a variety of contexts, from describing the success of a new product or business to the rise of a cultural phenomenon. By using a variety of synonyms for "took off as," writers can add variety and depth to their language, enhancing their ability to communicate effectively and engagingly.