- Solidness by Webster's
(n.) State or quality of being solid; firmness; compactness; solidity, as of material bodies.(n.)...
- solidness by WordNet
nounThe state in which a substance has no tendency to flow under moderate stress; resists forces...
- Stability by Webster's
(a.) The state or quality of being stable or firm; steadiness; firmness; strength to stand without...
- Strength by Webster's
(n.) That quality which tends to secure results; effective power in an institution or enactment;...
- Validity by Webster's
(n.) Legal strength, force or authority; that quality of a thing which renders it supportable in...