bleak, unappealing, dreary, inauspicious, wretched, uninspiring, unprepossessing, incongruous, unsatisfactory, unsatisfying, grim, perilous, dissatisfying, hopeless, ropey, undistinguished, unpropitious, unconvincing, unremarkable, unappetizing, unpleasant, disastrous, dispiriting, unimpressive, unexceptional, unattractive, forlorn, unexciting, dismal, unfashionable, dreadful, gloomy, desultory, precarious, unlovely, barren, improbable, unpalatable, insipid, idiosyncratic, unromantic, odd, intriguing, lugubrious, promising, depressing, unmemorable, miserable, pallid, tempting, peculiar, ignominious, unrewarding, unappetising, uninteresting, dull, unenviable, propitious, dissimilar, apposite, creditable, awkward, problematical, farcical, desolate, eventless, implausible, drab, dicey, ominous, abject, mediocre, quixotic, fortuitous, undynamic, unglamorous, uninspired, forgettable, hellish, dour, untidy, unsurprising, alluring, turgid, unambitious, threadbare, horrid, strange, tantalizing, prosaic, uncommercial, salubrious, felicitous, uninviting, piquant, daunting, discordant, ungifted, respectable, nightmarish, dubious, risible, unlikely, unfamiliar, inviting, unsuitable, driest, forbidding, inhospitable, ticklish, amenable, pleasanter, auspicious, difficult

ugly duckling

unfortunate