The phrase "is with" is often used to convey a sense of connection or association between two things. Some synonyms for this phrase include: "accompanies," "attends," "joins," "partners," "teams up with," and "unites with." Each of these words offers a slightly different nuance to the original meaning of "is with" - for example, "accompanies" might suggest a more passive or supportive role, while "partner" implies a more equal and collaborative partnership. By exploring different synonyms for common phrases and words, we can expand our vocabulary and convey more nuanced meanings in our writing and conversation.