Enter a clue or pattern or both:
The Clue
Somnolence (10 letter answer)
The Answer
DROWSINESS
Tags
Notes
The answer DROWSINESS is so rare that it appears less than once every 2500 puzzles.
Definition
DROWSINESS as a noun:
1. (sleepiness, drowsiness, somnolence) = a very sleepy state; "sleepiness causes many driving accidents"