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.

• 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.

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.