Enter a clue or pattern or both:
The Clue
Compactness (8 letter answer)
The Answer
SOLIDITY
Tags
Notes
The answer SOLIDITY is so rare that it appears less than once every 2500 puzzles.
Definition
SOLIDITY as a noun:
1. (solidity, solidness) = the consistency of a solid
2. state of having the interior filled with matter
3. (solidity, solidness) = the quality of being solid and reliable financially or factually or morally; "the solidity of the evidence worked in his favor"; "the solidness of her faith gave her enduring hope"