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Synonyms of breakneck in English:


  • the breakneck pace of technological change
    extremely fast, high-speed, lightning, whirlwind, rapid, speedy;
    dangerously fast, reckless, dangerous, excessive, precipitate, headlong
  • Phrases

    at breakneck speed

    dangerously fast, at full speed, at full tilt, at full pelt, flat out, as fast as one's legs can carry one;
    informalhell for leather, at a lick, like the wind, like a bat out of hell, like a bomb, like greased lightning

    Definition of breakneck in:

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