1. People who speak, perform, or compose without preparation or planning; those who improvise.
Usage: Plural of extemporizer; Often used in contexts of public speaking, music, theater, or comedy

Examples

• The jazz musicians were skilled extemporizers who could create beautiful melodies on the spot.
• Stand-up comedians are often extemporizers, responding to audience reactions in real time.
• The debate team included several extemporizers who excelled at thinking quickly without notes.
• Great extemporizers in public speaking can captivate an audience despite having no script.
• The theater troupe's extemporizers performed an entirely improvised scene that had the audience laughing.
• Political candidates who are effective extemporizers can handle unexpected questions during interviews.