haste

Synonyms: alacrity briskness bustle carelessness celerity dash dispatch drive expedition expeditiousness fleetness flurry foolhardiness hastiness heedlessness hurly-burly hurriedness hustle hustling impatience impetuosity incautiousness nimbleness pace precipitancy precipitateness prematureness press promptitude promptness quickness rapidity rapidness rashness recklessness rush scamper scramble scurry scuttle swiftness urgency velocity

Antonyms: delay leisure lingering rest slowness