Synonyms of breakneck in English:

breakneck

adjective

  • 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 fastat full speedat full tiltat full peltflat outas fast as one's legs can carry oneFrenchventre à terre informalhell for leatherat a licklike the windlike a bat out of helllike a bomblike greased lightningBritish informallike the clappersat a rate of knotslike billy-o

    Definition of breakneck in:

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    Word of the day anomalous
    Pronunciation: əˈnɒm(ə)ləs
    adjective
    deviating from what is standard, normal, or expected