(ת') שלילי; לא נוח

adj. not favorable, adverse, undesirable

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Adjective
1. not encouraging or approving or pleasing; "unfavorable conditions"; "an unfavorable comparison"; "unfavorable comments"
(synonym) unfavourable
(antonym) favorable, favourable
(similar) admonitory, admonishing, reproachful, reproving
(see-also) bad
2. (of winds or weather) tending to hinder or oppose; "unfavorable winds"
(synonym) unfavourable
(antonym) favorable, favourable
(similar) adverse, contrary
(see-also) unpropitious
3. not favorable; "made an unfavorable impression"; "unfavorable reviews"
(similar) bad

(a.)
Not favorable; not propitious; adverse; contrary; discouraging.
  

Synonyms and related words:
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
  

SFAVOREVOLE. NON PROPIZIO. SVANTAGGIOSO. CONTRARIO. NEGATIVO