soundness
3 synonyms and 1 antonym for soundness, grouped by meaning and by how common each one is.
Noun — The state of being healthy, solid, or in good condition.
Synonyms
Everyday swaps
Common words most readers know — safe in any writing.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
firmness
wiseness
Antonyms
unsoundness
Etymology
The word came into English via Middle English soundenes and soundnes, which developed from Old English *sundnes and *ġesundnes (found in onsundnes), in turn from Proto-West Germanic *sundnassī (“soundness, health”). It can be broken down as sound + -ness, and is cognate with West Frisian sûnens (“soundness, health”), M...
Full origin of soundness →