Enter a clue or pattern or both:
The Clue
Witness (7 letter answer)
The Answer
NOTICER
Tags
Notes
The answer NOTICER is so rare that it appears less than once every 2500 puzzles.
Related Clues
Observant type
Definition
NOTICER as a noun:
1. someone who takes notice; "a careful noticer of details"
2. someone who gives formal notice