[1] : The Collaborative International Dictionary of English v.0.48

unfavorable \unfa"vorable\, a.
   not favorable; not propitious; adverse; contrary;
   discouraging. -- unfa"vorableness, n. --
   unfa"vorably, adv.
   1913 webster
see also:
unfa"vorableness unfa"vorably 

[2] : WordNet (r) 2.0

unfavorable
     adj 1: not encouraging or approving or pleasing; "unfavorable
            conditions"; "an unfavorable comparison"; "unfavorable
            comments" syn: unfavourable ant: favorable
     2: of winds or weather tending to hinder or oppose;
        "unfavorable winds" syn: unfavourable ant: favorable
     3: not favorable; "made an unfavorable impression";
        "unfavorable reviews"
see also:
unfavourable favorable 

[3] : Moby Thesaurus II by Grady Ward, 1.0

152 moby thesaurus words for "unfavorable":
   adversary, adversative, adverse, against, alien, antagonistic,
   anti, antipathetic, antithetic, apocalyptic, bad, baleful, baneful,
   black, bodeful, boding, clashing, competitive, con, conflicting,
   contradictory, contrary, counter, counteractive, cross, dark,
   deleterious, detrimental, difficult, dire, disaccordant,
   disadvantageous, disappointed, disapprobatory, disapproving,
   discontented, disenchanted, disgruntled, disillusioned, displeased,
   dissatisfied, dissentient, dissenting, disserviceable, doomful,
   dreary, enemy, evil, evil-starred, fateful, foreboding, fractious,
   gloomy, hard, harmful, hostile, ill, ill-boding, ill-considered,
   ill-fated, ill-omened, ill-seasoned, ill-starred, ill-timed,
   improper, in opposition, inappropriate, inauspicious, inconvenient,
   indignant, inexpedient, infelicitous, inimical, injurious,
   inopportune, intempestive, intrusive, irrelevant, late, low,
   lowering, mal a propos, malapropos, menacing, miserable, mistimed,
   negative, noncooperative, not easy, obstinate, of evil portent,
   off base, ominous, opponent, opposed, opposing, opposite,
   oppositional, oppositive, oppugnant, out of line, out of phase,
   out of time, overthwart, perverse, poor, portending, portentous,
   prejudicial, premature, recalcitrant, refractory, repugnant,
   rigorous, rival, sinister, somber, stressful, threatening,
   too late, too soon, troublesome, troublous, trying, turned-off,
   unadvantageous, unappreciative, unapproving, unbefitting,
   uncomplimentary, uncooperative, unfit, unfitting, unfortunate,
   unfriendly, unhandy, unhappy, unlucky, unprofitable, unpromising,
   unpropitious, unready, unrewarding, unripe, unseasonable,
   unsuitable, untimely, untoward, useless, worthless, wretched,
   wrong

Unfavorable >> U Words
Unfavorable, definition of term: Unfavorable
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