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unsound
adjective
not sound or free from defect; specif.,
- not normal or healthy physically or mentally
- not safe, firm, or solid; insecure
- not safe and secure financially
- not based on truth or valid reasoning; not accurate, reliable, sensible, etc.
- light: said of sleep
Related Forms:
- unsoundly adverb
- unsoundness noun
See unsound in American Heritage Dictionary 4
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