名詞 prompter:

1. someone who assists a performer by providing the next words of a forgotten speech
   同義詞：theater prompter
2. a device that displays words for people to read
   同義詞：autocue

形容詞 prompt:

1. according to schedule or without delay
   同義詞：on time, prompt
2. characterized by speed and efficiency
   同義詞：expeditious, prompt, timesaving
3. quick in apprehending or reacting
   同義詞：prompt
4. performed with little or no delay
   同義詞：immediate, prompt, quick, straightaway