The term "high-concept" is commonly used in the entertainment industry to describe a creative idea that has broad appeal and can be easily summarized in a few words. There are many synonyms for this phrase, including "elevated premise," "conceptualized," "big idea," "highly original," and "innovative concept." Other phrases that convey similar meaning might include "headline-grabbing," "captivating concept," "unique selling point," or "breakthrough idea." No matter what synonym is used, the key is to find a way to convey a sense of excitement and intrigue about the project, encouraging people to want to learn more and become engaged with the content.