Enter a clue or pattern or both:
The Clue
Pronto (15 letter answer)
The Answer
INSTANTANEOUSLY
Tags
Notes
The answer INSTANTANEOUSLY is so rare that it appears less than once every 2500 puzzles.
Related Clues
Without delay
Definition
INSTANTANEOUSLY as an adverb:
1. (instantaneously, outright, instantly, in a flash) = without any delay; "he was killed outright"