soundness

noun

sound·​ness ˈsau̇nnə̇s also -ndnə̇s 

plural -es

: the quality or state of being sound: such as

a

: healthiness of body or mind

the soundness of his constitution

b

: financial security : solvency

appraising the soundness of the enterprise

c

: resistance to damage or disintegration : firmness, solidity

assure … uniformity and structural soundness

—Steel

d

: rightness of judgment or conception : levelheadedness

the soundness of his educational theories

—H. E. Starr

e

: orthodoxy

convinced he had always doubted the soundness of my principles

—Joseph Conrad

Word History

Etymology

Middle English, from sound entry 1 + -ness

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Rhymes for soundness

• roundness
• unsoundness