The phrase "is relevant" is commonly used to describe the importance or significance of something. However, there are many other synonyms that can be used to convey a similar meaning. Some of these synonyms include "applies," "pertains," "relates," "concerns," "bears on," "becomes important," "matters," and "applies to the situation." All of these words can be used to convey the idea that something is important or applicable to a specific situation or context. By choosing the right synonym, you can add depth and complexity to your writing, making it more engaging and powerful.