speed

Synonyms: acceleration activity agility alacrity breeze briskness celerity clip dispatch eagerness expedition fleetness gait haste headway hurry hustle legerity lick liveliness momentum pace precipitancy precipitation promptitude promptness quickness rapidity rapidness readiness rush rustle snap steam swiftness urgency velocity

Synonyms: advance aid assist barrel belt bomb boost bowl over career cover ground cut along dispatch expedite facilitate flash fly further gallop gather momentum gear up get a move on get moving get under way go all out go fast go like the wind hasten help hightail hurry impel lose no time make haste open up throttle press on promote quicken race ride run rush sail spring step on it tear urge whiz zoom

Antonyms: delay halt slow