Enter a clue or pattern or both:
The Clue
Nadir (7 letter answer)
The Answer
BEDROCK
Tags
Notes
The answer BEDROCK is so rare that it appears less than once every 2500 puzzles.
Definition
BEDROCK as a noun:
1. solid unweathered rock lying beneath surface deposits of soil
2. (fundamentals, basics, fundamental principle, basic principle, bedrock) = principles from which other truths can be derived; "first you must learn the fundamentals"; "let's get down to basics"