sound

imprudent, unsafe, irrational, flawed, unwise, reckless, incompetent, irresponsible, unsupportable, improvident, illogical, dishonest, immoral, inadequate, erroneous, questionable, unsuitable, unethical, unfit, deficient, indefensible, untenable, unstable, fallacious, unsalvageable, unbiblical, invalid, risky, faulty, unsustainable, inexpedient, inapt, unreasonable, unworkable, undesirable, valueless, unseaworthy, unsupported, uncompassionate, inefficacious, wrongheaded, unattractive, otiose, substandard, inimical, unsaleable, infeasible, rebuttable, unworthy, unsalable, foolish, insolvent, misguided, outdated, unacceptable, supportable, unsatisfactory, uncompetitive, incomprehensive, foolhardy, incorrect, worthless, malfeasant, negligent, amoral, idiotic, defective, inflexible, incompatible, iniquitous, unnatural, challengeable, inegalitarian, inapposite, shoddy, inefficient, mala fide, prudent, unprogressive, ineffective, uneconomic, nonsensical, overcapitalized, obsolete, dubious, untrustworthy, unscriptural, irresponsive, referable, nonrational, unreliable, irrelevant, capricious, unmarketable, unprincipled, injurious, unjustifiable, inviable, blamable, unrepairable, outmoded, unqualified, banners, coloring, colouring, eloquence, festivities, mosaics, processions, afterglow, anemones, apologia, aquinas, arabesques, armada, armour, artois, assembly, athlete, azaleas, babes, banquet, sounder, soundest, sound, discredited, apriori, commonsense, faire, laissezfaire, socialistic, tenable, unscientific, collectivist, contrary

bad, crazy, decayed, half-baked, rotted, rotten, screwball, softheaded, stultify, unfit

bad, bedraggled, broken-down, corroded, damaged, decayed, dilapidated, fallacious, high-risk, insane, insecure, invalid, long, mentally ill, ramshackle, risky, rotted, rotten, speculative, tumble-down, undependable, unfit, unhealthy, unreliable, unstable, wildcat