"Get real" is a common idiomatic expression that serves as a reminder to someone that they need to face reality and stop being unrealistic or delusional. There are several synonyms for this phrase that can be used in different situations. Some options could be "be realistic," "stop dreaming," "face the facts," "come to your senses," or "wake up to reality." Other alternatives include "get serious," "stop fooling around," "snap out of it," or "stop living in a fantasy world." Regardless of which phrase one uses, the underlying message remains the same: it's time to face reality and stop denying the truth.