unsoundness

Lack of integrity

Unsoundness is the quality of being flawed, weak, or unreliable.

An argument's unsoundness lies in faulty logic or false premises.

A building's unsoundness makes it unsafe.

The unsoundness of a horse refers to physical defects affecting its usefulness.

In banking, unsoundness suggests financial instability: Regulators cited the unsoundness of the institution's lending practices.

logical

fallacy

Error in reasoning

faulty reasoning · circular reasoning · non sequitur · sophism · equivocation · contradiction · incoherence · illogicality · specious · spurious

structural

flaw

Imperfection in something

fragility · deterioration · damage · crack · fracture · fault · impairment · decay · corrosion · rot

financial

insolvency

Inability to pay debts

vulnerability · risk · overextension · illiquidity · unreliability · weakness · exposure · fragility · undercapitalized · overleveraged

mental

instability

Tendency toward unpredictable change

delusion · irrationality · dementia · psychosis · lunacy · madness · insanity · unhinged · disturbed · unbalanced

physical

infirmity

Weakness from illness or age

feebleness · ailment · illness · poor health · decrepitude · enfeeblement · sickly · unhealthy · impaired · unfit

Categories
Opposites
physical/structural integrity

unsoundnesssoundness

Reliability of structure

structural integrity · solidity · sturdiness · strength · robustness

logical/argumentative validity

unsoundnesssoundness

Reliability of structure

validity · cogency · coherence · rigor · rationality

health and well-being

unsoundnesssoundness

Reliability of structure

health · healthiness · wellness · wholeness · well-being

Family

sound, soundly, resound, resounding, unsound, soundness, dissonance, resounded, soundscape

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Used worldwide · Timeless · Abstract · Negative · Everyday, not technical · Rated G