The term 'Prompt Giver' can be summarized as a person who provides cues or reminders to help someone remember something. The crossword solution for this term is CUER, which is a four-letter word. A cuer is someone who helps another person remember something by providing verbal or visual cues. This could be in the form of a reminder, a prompt, or a hint. Cuers are often used in educational settings to help students remember facts or concepts. They can also be used in theatrical performances to help actors remember their lines.