Enter a clue or pattern or both:
The Clue
Ad-lib (15 letter answer)
The Answer
EXTEMPORIZATION
Tags
Notes
The answer EXTEMPORIZATION is so rare that it appears less than once every 2500 puzzles.
Related Clues
Ad-lib performance
Definition
EXTEMPORIZATION as a noun:
1. (extemporization, extemporisation, improvisation) = a performance given extempore without planning or preparation