speediness

a high rate of movement or performance the speediness with which she types is simply amazing Synonyms celerity, fastness, fleetness, haste, hurry, quickness, rapidity, rapidness, speed, swiftness, velocityRelated Words clip, gait, pace, rate, tempo; drive, hustle; acceleration, hastiness, precipitation, precipitousness, rush; alacrity, dispatch, expedition, expeditiousness, promptitude, promptness; warp speedNear Antonyms languidness, languor, leisureliness, lethargy, torpidity, torpor; reluctance; deliberateness, deliberation; dilatoriness, lateness, pokiness, procrastinationAntonyms slowness, sluggishness