Select the word which means the same as the group of words given:

"A speech delivered without any previous preparation".

Extempore

The word that means the same as the group of words "a speech delivered without any previous preparation" is extempore.

• Extempore means spoken or done without previous preparation.
• Scripted means written out in advance.
• Fastidious means very particular or demanding about one's standards.
• Amateur means not professional or not done professionally.