unsound Synonyms - page 2

unwholesome unhealthy high-risk broken-down unreasoning unhinged looney mentally ill unsubstantiated absonous deranged diseased disintegrating erroneous fallible false faulty feeble flawed flimsy fragile frail demented deluded ailing antinomian arrhythmic baseless bedridden blemished brainsick cachectic corroded crumbling defective delicate groundless hazardous healthless insubstantial invalid irrational mistaken moonstruck morbid non compos non compos mentis pathological perilous questionable