There are various synonyms for the term "have stage fright" which can include performance anxiety, stage jitters, or a fear of public speaking. These terms essentially encompass the same concept of feeling nervous or anxious about performing in front of an audience, whether it be acting, singing, or giving a speech. Other related terms can include social anxiety disorder or glossophobia. It's important to recognize that stage fright is a common experience for many individuals, and there are techniques and strategies that can be used to overcome it, such as deep breathing exercises or visualization techniques.