unsound

1. a. Not sound; not whole; not solid; defective; infirm; diseased. Source: opted

2. adj. not in good condition; damaged or decayed Source: wordnet

3. adj. not sound financially Source: wordnet

4. adj. containing or based on a fallacy Source: wordnet

5. adj. suffering from severe mental illness Source: wordnet

6. adj. physically unsound or diseased Source: wordnet

7. adj. of e.g. advice Source: wordnet

8. Not sound; not whole; not solid; defective; infirm; diseased. -- Un*sound"ly, adv. -- Un*sound"ness, n. Source: webster

9. Not sound; not whole; not solid; defective; infirm; diseased.-- Un*sound"ly, adv.-- Un*sound"ness, n. Source: adambom

10. j:100 a. not in good condition; damaged or decayed a. not sound financially s. of e.g. advice Source: ecdict

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