precipitately Synonyms

headlong without warning at speed at full tilt expeditiously hurriedly incautiously heedlessly like a shot too soon unexpectedly suddenly instantaneously prematurely furiously very quickly unthinkingly thoughtlessly recklessly precipitously on a whim in haste indiscreetly in a hurry imprudently impetuously wildly unwisely helter-skelter headily headforemost headfirst hastily glancingly FAST cursorily carelessly briskly apace hotfoot immediately swiftly speedily rashly rash rapidly quickly promptly precipitantly pell-mell