1. (n.) The condition or quality of being quick or living; life.

2. (n.) Activity; briskness; especially, rapidity of motion; speed; celerity; as, quickness of wit.

3. (n.) Acuteness of perception; keen sensibility.

4. (n.) Sharpness; pungency of taste.

ability abruptness acuity acuteness address adeptness adroitness agility air speed airmanship alacrity alertness animation anxiety anxiousness appetite aptitude aptness artfulness artisanship artistry attention attentiveness avidity avidness bat braininess bravura breathless impatience brightness brilliance briskness capability capacity celerity cheerful readiness clear thinking cleverness command competence control coordination craft craftsmanship cunning decisiveness deftness dexterity dexterousness dextrousness diplomacy dispatch docility eagerness educability efficiency elan esprit expedition expeditiousness expertise facility fastness feverishness finesse flair flight flit flurry forwardness furiousness gait genius giftedness gifts grace grip ground speed gust gusto handiness haste hastiness horsemanship hurriedness hurry immediacy immediateness impatience impetuosity impetuousness impressionability impulsiveness ingeniousness ingenuity instantaneousness intelligence keen desire keen-wittedness keenness knots know-how life lightning speed liveliness malleability marksmanship mastership mastery mental alertness mercurial mind miles per hour moldability motivation native cleverness nimble mind nimble-wittedness nimbleness nous overhastiness pace plasticity pliability practical ability precipitance precipitancy precipitateness precipitation precipitousness proficiency promptitude promptness prowess punctuality punctualness quick parts quick thinking quick wit quick-wittedness rapidity rashness readiness ready wit receptivity recklessness resource resourcefulness round pace rpm rush savoir-faire savvy seamanship sharp-wittedness sharpness skill skillfulness sleeplessness smartness smarts snappiness speed speediness spirit sprightly wit spryness style suddenness summariness susceptibility swift rate swiftness tact tactfulness talent teachability teachableness technical brilliance technical mastery technical skill technique timing trainableness velocity verve virtuosity vitality vivacity wakefulness willingness wit wizardry workmanship zest zestfulness