Daedalian able aboveground abrupt acquiescent acute adept adroit agile agog agreeable alacritous alert alive alive and kicking all agog amain amenable among the living animate animated anxious apace apt ardent artistic astute at flank speed attentive authoritative avid awake bosom brainy bravura breakneck breast breathing breathless brief bright brilliant brisk bursting to canny capable capable of life center of life clean clever combustible cometary competent compliant conscious consenting content cooperative coordinated core crack crackerjack cunning cursory cute daedal dashing decisive deft desirous dexterous dextrous diplomatic discerning dispatchful disposed docile double-quick eager eagle-winged educable effective effectual electrifying endowed with life energetic enlivened enthusiastic esoteric reality excellent excitable existent expeditious expeditiously expert explosive exposed nerve express facile fain fancy fast favorable favorably disposed favorably inclined festinate feverish fiery flashing flat-out fleet flickering flying formable forward full of life furious galloping game gifted good goodish graceful hair-trigger hand over fist hand over hand handy hastily hasty headlong heart heart of hearts hell for leather hell-bent hell-bent for election hep hot hot-tempered hotheaded hurried hustling immediate impatient impetuous impressionable impulsive in double time in double-quick time in high in high gear in seven-league boots in the flesh in the mind in the mood inclined ingenious inmost heart inmost soul inner man inner nature inside inspirited instant instantaneous instinct with life instructable intelligent irascible irritable keen keen-witted knowing last-minute lickety-cut lickety-split light of heel light-footed live lively living long-lived magisterial malleable masterful masterly mercurial meteoric minded moldable motivated neat nerve center nerve ending nerve-shattering nimble nimble-footed nimble-witted no dumbbell no mean not born yesterday on the on the alert on the ball on the double on the job on the spot overhasty panting passing passionate peppery perceptive perfunctory perspicacious petulant pith plastic pliable pliant politic post posthaste precipitant precipitate precipitous predisposed professional proficient prompt promptly prone punctual qui vive quick as lightning quick as thought quick-tempered quick-thinking quick-witted quickly quite some rapid rapidly raring to rash raw raw nerve ready ready and willing receptive reckless resourceful responsive ripe for instruction root