Enter a clue or pattern or both:
The Clue
Sincerity (11 letter answer)
The Answer
GENUINENESS
Tags
Notes
The answer GENUINENESS is so rare that it appears less than once every 2500 puzzles.
Definition
GENUINENESS as a noun:
1. the state of being genuine
2. (authenticity, genuineness, legitimacy) = undisputed credibility