Stage fright, also known as performance anxiety, is a feeling of nervousness or fear that can occur before or during a performance. It is commonly experienced by actors, musicians, and public speakers, but can affect anyone who has to perform in front of an audience. The term 'stage fright, say' can be summarized as a feeling of nervousness or fear experienced before or during a performance. The crossword solution for this term is 'NERVES, ' which is an appropriate description of the physical and emotional symptoms associated with stage fright.