Enter a clue or pattern or both:
The Clue
Sting, to a zoologist (7 letter answer)
The Answer
ACULEUS
Tags
Notes
The answer ACULEUS is so rare that it appears less than once every 2500 puzzles.
Definition
ACULEUS as a noun:
1. a stiff sharp-pointed plant process
2. a sharp-pointed process especially a sting of a hymenopterous insect