Synonyms for Unprepossessing:

• adj.

  •all (adjective)
  • unprepossessing.
  •Other relevant words: (adjective)
  • unshapely,
  • ugly,
  • unsightly.
  •ugly (adjective)
  • frightful,
  • revolting,
  • gross,
  • unseemly,
  • animal,
  • repugnant,
  • Hard-featured,
  • disfigured,
  • uncomely,
  • beastly,
  • repelling,
  • appalling,
  • bad-looking,
  • unbeautiful,
  • not much to look at,
  • awful,
  • grisly,
  • foul,
  • repulsive,
  • mis-shapen,
  • deformed.
  •unsightly (adjective)
  • disagreeable,
  • lackluster.

• n.

  •
  • unappealing,
  • hideous,
  • monstrous,
  • plain,
  • grim,
  • grotesque.
  •Other relevant words: (noun)
  • mouldy,
  • chestnut,
  • one-dimensional,
  • colorless,
  • menial,
  • boring,
  • hoary,
  • stale,
  • spinach,
  • dull,
  • turgid,
  • dry,
  • faceless,
  • trite,
  • mundane,
  • threadbare,
  • ho-hum,
  • Overworked,
  • earthbound,
  • tiresome,
  • slow,
  • arid,
  • pen pusher,
  • turn-off,
  • deadly,
  • chocolate-box,
  • unfashionable,
  • Naff,
  • uninteresting,
  • antiseptic,
  • tame,
  • featureless,
  • disinterest,
  • lifeless,
  • insipid,
  • characterless,
  • wearisome,
  • well worn,
  • geeky,
  • sterile,
  • flat,
  • prosaic,
  • staid,
  • desiccated,
  • frustrating,
  • routine,
  • middle-aged,
  • fallow,
  • unpresentable,
  • pedestrian,
  • uneventful,
  • grey,
  • anonymous,
  • predictable,
  • humdrum,
  • tired,
  • pallid,
  • monotonous,
  • stolid,
  • drab,
  • cornball,
  • dead,
  • shopworn,
  • uninspiring,
  • worthy,
  • soulless,
  • hackneyed,
  • MEH,
  • flat-footed,
  • marginal,
  • banal,
  • stodgy,
  • leaden,
  • buttoned-down,
  • corny,
  • bland,
  • mind-numbing,
  • Samey,
  • colourless,
  • suburban,
  • write,
  • watch,
  • dreary,
  • soul-destroying,
  • ponderous,
  • tedious,
  • monochrome,
  • old hat,
  • stuffy,
  • sad,
  • square.
  •unattractive (noun)
  • unattractive.

• Other synonyms:

  •hazardous
  • unsafe.
  •Other relevant words (noun):
  • dumpy,
  • unsavory,
  • ignoble,
  • loathsome,
  • distorted,
  • sinful,
  • Hard-favored,
  • horrid,
  • ill-made,
  • bad-featured,
  • ubiquitous,
  • evil-looking,
  • gaunt,
  • Evil-favored,
  • undistinguished,
  • atrocious,
  • insignificant,
  • ghastly,
  • thin,
  • mean,
  • unattractiveness,
  • horrible,
  • homely,
  • unlovely,
  • bad,
  • inferior,
  • misproportioned,
  • base-born,
  • sickly,
  • Ill-looking,
  • awkward,
  • ill-favoured,
  • uncouth,
  • uninviting,
  • drear,
  • abominable,
  • simple,
  • Low-born,
  • common,
  • ill-shaped,
  • tasteless,
  • evil,
  • ordinary,
  • low,
  • hateful,
  • lowly,
  • gruesome,
  • misshapen,
  • unlovable,
  • plain-featured,
  • humble,
  • repulsive-looking,
  • wicked,
  • wretched,
  • offensive,
  • ill-proportioned,
  • base,
  • unimposing,
  • plain-looking,
  • dismal,
  • unpretty,
  • plebeian,
  • pale,
  • short,
  • crooked,
  • unpleasing,
  • unimportant,
  • obscure,
  • miserable,
  • unpleasant,
  • ill-favored,
  • nasty,
  • terrible,
  • awful-looking.

Antonyms for Unprepossessing:

• adj.

  • ugly
    attractive, pleasant, good, beautiful, safe, gentle, lovely, pretty, pleasing, delicate, agreeable, nice, kind.
  • unsightly
    sightly.