dependable, reliable

undependable, inaccurate, untrustworthy, imprecise, flawed, ineffective, reliable, inadequate, inefficient, outdated, inconsistent, useless, unverifiable, inexact, problematic, faulty, erratic, inconvenient, insufficient, spotty, incorrect, unpractical, unworkable, irrelevant, erroneous, unsubstantiated, unstable, incompetent, uncooperative, nonexistent, unhelpful, imperfect, unverified, outmoded, impractical, ineffectual, unproven, unscientific, implausible, antiquated, incomplete, untrue, accurate, unusable, reliant, cumbersome, uneconomical, unsustained, unfounded, inadmissible, subjective, unsupportable, unsatisfactory, misleading, untruthful, deficient, costly, obsolete, confusing, biased, fallible, inflexible, unpredictable, illogical, distorted, patchy, unsuitable, dubious, inaccessible, flimsy, problematical, flaky, nonfunctional, expensive, fallacious, unsupported, inexpert, iffy, uncredible, sketchy, unqualified, unobtainable, contradictory, uninformed, counterproductive, specious, dishonest, worthless, trustworthy, inept, unknowledgeable, dependable, untenable, dependent, prohibitive, uninteresting, uncorroborated, shoddy, uncompetitive, unintelligent, incoherent, inconstant, available, credible, semiquantitative, sensitive, nonquantitative, quantifiable, repeatable, foolproof, objective, robust, surest, irreplaceable, tive

bus, faithlessness, falseness, fickleness, frank harris, harris, heap, inconstancy, jalopy, james thomas harris, knave, rapscallion, rascal, rogue, scalawag, scallywag, undependably, unfaithfully, unreliably, varlet

dangerous, erratic, fallible, irresponsible, temperamental, treacherous, uncertain, undependable, unsafe, unsound, untrustworthy, untrusty