Prompter (noun)

A person or device used to assist someone in remembering or reciting lines or cues in a play, performance, or public speaking event.

Origin:

Derived from the middle french word 'prompteur', which means 'one who prompts'.

Examples:

1. The actor was so nervous that he asked the prompter to stay on stage with him throughout the play.
2. The prompter had to work quickly to help the forgetful speaker remember her lines.
3. The electronic prompter made it easy for the anchor to read the news without missing a beat.
4. As a seasoned performer, she no longer needed a prompter and could recite her lines with ease.
5. The prompter was essential to the success of the play, helping the actors stay on track and deliver their lines flawlessly.