at breakneck speed
- fastSpeedy, or skip eating
- racingSpeed competition sport
- lightningAtmospheric electrical discharge
- hurlingPowerful propulsion by arm
- zoomingFast movement or magnification
reckless · velocity · whirlwind · hurtling · careening · tearing · blazing · frantic · rushing · barreling · pedal · throttle · blur · wind · adrenaline · dangerous · speeding · flying
- Speed Expressionsin a flash, quick as a flash, in no time, lickety-split, lickety split
velocity/pace
at breakneck speedat a snail's pace
slowly · leisurely · unhurriedly · sluggishly · inch by inch
caution/risk
at breakneck speedcautiously
In a guarded manner
carefully · deliberately · methodically · prudently · with due care