When it comes to communication, it's vital to stay on topic in order to convey a clear message. However, sometimes, people tend to veer off course, and that's where antonyms for "get off subject" could come in handy. For instance, "stay on topic," "stick to the point," "remain focused," and "keep to the subject" are all useful phrases to use in such situations. In doing so, the speaker can ensure that the conversation stays productive and that everyone remains on the same page. Ultimately, using antonyms for "get off subject" can lead to more efficient communication and help people get their points across effectively.