The phrase "be meaningful to" often describes something that has significance or importance to someone. There are a variety of synonyms for this phrase, including "resonate with," "strike a chord with," "be significant to," "have value for," "be relevant to," "matter to," "touch on," and "have a connection with." Each of these synonyms suggests a different nuance of meaning, but they all convey the idea that something is meaningful or important in some way. By using a range of synonyms for "be meaningful to," writers can add depth and variety to their language and convey subtle shades of meaning.