Enter a clue or pattern or both:
The Clue
What M. learned (9 letter answer)
The Answer
CATACLYSM
Tags
Notes
The answer CATACLYSM is so rare that it appears less than once every 2500 puzzles.
Definition
CATACLYSM as a noun:
1. (catastrophe, cataclysm) = a sudden violent change in the earth's surface
2. (calamity, catastrophe, disaster, tragedy, cataclysm) = an event resulting in great loss and misfortune; "the whole city was affected by the irremediable calamity"; "the earthquake was a disaster"