Synonyms for Clunker:

• adj.

  •cumbersome (adjective)
  • heavy,
  • cumbrous,
  • bulky,
  • hefty,
  • wearisome,
  • unwieldy,
  • oppressive,
  • unmanageable,
  • tiresome,
  • leaden,
  • massive,
  • weighty,
  • clunking,
  • incommodious,
  • burdensome.

• n.

  •automobile (noun)
  • buggy,
  • crate,
  • auto,
  • convertible,
  • ride,
  • bug,
  • wheels,
  • sports car,
  • compact,
  • truck,
  • van,
  • tub,
  • bus,
  • transportation.
  •butterfingers (noun)
  • dolt,
  • lummox,
  • schlep,
  • clod,
  • bungler.
  •car (noun)
  • motor,
  • pickup,
  • wagon,
  • conveyance,
  • bucket.
  •jalopy (noun)
  • Rattletrap.

• Other synonyms:

  •
  • contraption,
  • instrument,
  • apparatus,
  • automation,
  • contrivance,
  • implement,
  • workhorse,
  • plant,
  • robot,
  • machinery,
  • big beast,
  • toy,
  • technology,
  • gizmo,
  • automaton,
  • mechanism,
  • rig,
  • kit,
  • tool,
  • Accouterments,
  • black box.
  •
  • device,
  • gadget,
  • hardware,
  • machine,
  • equipment,
  • processor,
  • wheel,
  • array.
  •
  • installation,
  • unit.
  •
  • heap.
  •
  • wreck.
  •Other relevant words:
  • cart,
  • inept,
  • folderol,
  • bust,
  • bangor,
  • dud,
  • bumper,
  • steamer,
  • awkward,
  • Minibus,
  • clipper,
  • clinker,
  • microbus,
  • slogger,
  • chunker,
  • stock car,
  • incompetent,
  • loser,
  • shipwreck,
  • sounder,
  • nonsense,
  • humbug,
  • turkey,
  • beater,
  • washout,
  • articulated vehicle,
  • picker,
  • flop,
  • racer,
  • tactless,
  • Thumper,
  • sticky,
  • unenviable,
  • plunger,
  • checker cab,
  • balderdash,
  • crasher,
  • knocker,
  • miss,
  • quitter,
  • bomb,
  • pounder,
  • dog,
  • Tinkler,
  • debacle,
  • racing car,
  • minivan,
  • fizzle,
  • feckless,
  • bosh,
  • taxicab,
  • YELLOW CAB,
  • gran turismo,
  • family car,
  • cab,
  • batter,
  • pelter,
  • baller,
  • golf cart,
  • catastrophe,
  • flivver,
  • wrack,
  • foolishness,
  • bummer,
  • carriage,
  • Plucker,
  • electric car,
  • motorcycle,
  • pick-up,
  • banger,
  • inapt,
  • tractor trailer,
  • clumsy,
  • Plumper,
  • also-ran,
  • drivel,
  • road train,
  • bungling,
  • fiasco,
  • underachiever,
  • cracker,
  • failure,
  • disaster,
  • frost.

Antonyms for Clunker:

• adj.

  • cumbersome
    airy, Aiding, convenient, helpful, small, graceful, fun, easy, light, Unburdensome.

• n.

  • Other antonyms:
    crackerjack, smash, phenomenon, winner, dandy, jim-dandy, corker, blockbuster, success.