unsound

• Beschreibt etwas, das sich in schlechtem Zustand befindet, nicht auf verlässlichen Beweisen beruht oder nicht logisch begründet ist.

Describes something that is not in good condition, not based on reliable evidence, or not logically valid.

1. Damaged or decayedB2formal

   Not in good physical condition; weakened, damaged, or decayed.

   Beschädigt oder verfault

   • The old bridge was deemed unsound and closed to traffic.
   • The building's foundation was unsound, requiring extensive repairs.
   • He rejected the timber because it was unsound and full of rot.

   Synonymecorrodeddamageddecayeddiseasedfrailricketyrottenunhealthyunstableweakworn

   Antonymehealthyintactsolidsoundsturdy

2. Financially weakB2formal

   Not financially stable or secure; risky or unreliable.

   Finanziell instabil

   • The company's unsound financial practices led to its bankruptcy.
   • Investors were warned about the unsound nature of the scheme.
   • The bank's unsound lending policies caused a crisis.

   Synonymeinsecureprecariousriskyshakyunreliableunstableweak

   Antonymesafesecuresolidsoundstablestrong

3. Based on fallacyC1formal

   Containing or based on a fallacy; logically flawed or incorrect.

   Unbegründet

   • His argument was unsound because it relied on false assumptions.
   • The court rejected the unsound reasoning presented by the defense.
   • An unsound conclusion can lead to poor decision-making.

   Synonymeerroneousfallaciousfalsefaultyflawedillogicalinvalidspeciousspuriousuntenable

   Antonymecogentlogicalreasonedsoundvalid

4. Mentally illC1formal

   Suffering from severe mental illness or instability.

   Geistig unzurechnungsfähig

   • The defendant was found to be of unsound mind and unfit for trial.
   • She was committed to a hospital after being declared unsound.
   • His unsound mental state made him a danger to himself.

   Synonymecrazeddementedderangeddisturbedinsanemadmentally illunbalancedunhinged

   Antonymehealthyrationalsanesoundstable

5. Physically diseasedB2formal

   Physically unsound or diseased; not healthy.

   Krank

   • The doctor declared his lungs unsound due to years of smoking.
   • The horse was unsound and could not race.
   • An unsound body often leads to an unsound mind.

   Synonymeailingdiseasedinfirmsicklyunhealthyunwell

   Antonymehealthysoundwell

6. Unreliable adviceB2formal

   Of advice, not based on good judgment or facts; unreliable.

   Unzuverlässiger Rat

   • He gave unsound advice that led to financial loss.
   • Following unsound medical advice can be dangerous.
   • The consultant's unsound recommendations were ignored.

   Synonymedubiousfallaciousflawedflimsyinvalidquestionableshakysuspectunfoundedunreliableuntenable

   Antonymereliablesoundtrustworthyvalid