Mashup is a term used to describe the mixing or blending of two or more things to create something new. However, if you're tired of using the term "mashup" repeatedly, there are other words that you can use. For instance, you can use the term "remix" to describe a mashup of music tracks, or "fusion" to explain the combination of different cuisines. Another synonym for mashup is "hybrid," which emphasizes the blending of two things to create something exceptional. Lastly, you can use "collaboration" to describe a mashup of ideas or projects, such as a joint venture between two companies. Therefore, instead of using the term "mashup" repeatedly, choose your words wisely to convey your message.