Synonyms for On the ball:

• adj.

  •acceptable (adjective)
  • on the beam,
  • copacetic,
  • Hepper,
  • up to snuff,
  • up to code,
  • FAIRER,
  • unobjectionable,
  • pleasant,
  • peachy keen,
  • goodish,
  • unexceptional,
  • cooking with gas,
  • hunky-dory,
  • in the swim,
  • hunky dory,
  • swell,
  • hep.
  •adept (adjective)
  • more wizard,
  • most hotshot,
  • more hotshot,
  • most wizard,
  • more crackerjack,
  • whizer,
  • therest,
  • more skilled,
  • therer,
  • up speed,
  • most crackerjack,
  • sharp as tack,
  • whizest,
  • nobody fool,
  • nobodys fool.
  •adroit (adjective)
  • most up,
  • quick the uptake,
  • quick the trigger,
  • quick trigger,
  • quick uptake,
  • more up,
  • quick on uptake.
  •alert (adjective)
  • cagey,
  • clever,
  • bright,
  • intelligent,
  • active,
  • wise,
  • sharp,
  • on the stick,
  • ready,
  • spirited,
  • careful,
  • perceptive,
  • with it,
  • lively,
  • on guard.
  •attentive (adjective)
  • Enrapt,
  • hanging on every word,
  • preoccupied,
  • more interested,
  • glued.
  •capable (adjective)
  • having goods,
  • more old timer,
  • more fireball,
  • has what takes,
  • like one-man band,
  • like pistol,
  • old timer,
  • most dynamite,
  • more talented,
  • up it,
  • having know how,
  • more suited,
  • most fireball,
  • knowing score,
  • most old-timer,
  • more oldtimer,
  • more old-timer,
  • having right stuff,
  • most capable,
  • most efficient,
  • most old timer,
  • like oneman band,
  • more efficient,
  • having knowhow,
  • most oldtimer,
  • like one man band,
  • more dynamite,
  • like a oneman band,
  • like a one man band.
  •competent (adjective)
  • paid dues,
  • know ones stuff,
  • know answers,
  • paid one dues,
  • know one stuff,
  • end owed,
  • know score,
  • know one business,
  • know ropes,
  • paid ones dues,
  • know business,
  • know ins outs,
  • end-owed,
  • being pistol,
  • foolest,
  • know ones business.
  •correct (adjective)
  • on the money,
  • undistorted,
  • on track,
  • free of error,
  • unmistaken,
  • veridical,
  • on the button,
  • stoner,
  • righteous,
  • dead on,
  • on target,
  • veracious,
  • right as rain.
  •effective (adjective)
  • potent,
  • playing hardball,
  • most telling,
  • powerhouse,
  • having lead in pencil,
  • forcible,
  • virtuous.
  •goodish (adjective)
  • more fairish,
  • most fairish,
  • fairish.
  •mindful (adjective)
  • more observative,
  • most observative,
  • be upon,
  • in know,
  • know all answers.
  •not born yesterday (adjective)
  • battlescarred,
  • more battle-scarred,
  • most battle scarred,
  • more battle scarred,
  • un believing,
  • most battle-scarred,
  • un-believing,
  • most battlescarred,
  • battle scarred,
  • more battlescarred.
  •observant (adjective)
  • eagleeyed,
  • dis-criminating,
  • under standing,
  • more intentive,
  • more clearsighted,
  • more clear-sighted,
  • more deducing,
  • more sharpeyed,
  • most comprehending,
  • under-standing,
  • most advertent,
  • more sharp-eyed,
  • most clear sighted,
  • most questioning,
  • more surveying,
  • more questioning,
  • dis covering,
  • most sharp-eyed,
  • eagle eyed,
  • most discovering,
  • most deducing,
  • not missing trick,
  • sharpeyed,
  • clear sighted,
  • more comprehending,
  • most clearsighted,
  • most detecting,
  • more clear sighted,
  • dis-covering,
  • dis criminating,
  • more contemplating,
  • more discovering,
  • most clear-sighted,
  • most sharpeyed,
  • most intentive,
  • most contemplating,
  • most surveying,
  • most sharp eyed,
  • more detecting,
  • more sharp eyed,
  • sharp eyed,
  • more advertent.
  •open-eyed (adjective)
  • openeyed.
  •professional (adjective)
  • knowing ones stuff,
  • most wellqualified,
  • more wellqualified,
  • more well-qualified,
  • most well qualified,
  • most well-qualified,
  • knowing stuff,
  • well qualified,
  • knowing one stuff,
  • wellqualified,
  • more well qualified.
  •prompt (adjective)
  • un hesitating,
  • un-hesitating,
  • on dot.
  •quick (adjective)
  • more nimblewitted,
  • more nimble-witted,
  • nimble witted,
  • nimblewitted,
  • most nimble-witted,
  • quick on draw,
  • quick the draw,
  • more nimble witted,
  • most nimble witted,
  • smart as whip,
  • most nimblewitted,
  • quick draw.
  •quick-witted (adjective)
  • more sharp-sighted,
  • more sharp sighted,
  • most sharpsighted,
  • quick witted,
  • most sharp sighted,
  • sharp sighted,
  • sharpsighted,
  • more penetrative,
  • more sharpsighted,
  • most penetrative,
  • most sharp-sighted,
  • quickwitted.
  •savvy (adjective)
  • streetwise.
  •sharp (adjective)
  • smart as a tack,
  • having smarts.
  •sharp-witted (adjective)
  • sharpwitted,
  • more quick-thinking,
  • quick thinking,
  • more quick thinking,
  • most quick-thinking,
  • quickthinking,
  • most quickthinking,
  • most quick thinking,
  • sharp witted,
  • more quickthinking.
  •skillful (adjective)
  • really into,
  • a hand at,
  • wised up,
  • vet,
  • well-versed,
  • VETER.
  •smart (adjective)
  • longhaired,
  • skuller,
  • most eggheaded,
  • more longhaired,
  • most longhaired,
  • skullest,
  • most long haired,
  • most long-haired,
  • more long haired,
  • more genius,
  • most genius,
  • more long-haired,
  • more eggheaded,
  • long haired.
  •street-smart (adjective)
  • streetsmart.
  •unobjectionable (adjective)
  • un objectionable,
  • un-objectionable.
  •vigilant (adjective)
  • on alert,
  • on toes,
  • looking to,
  • with weather eye open,
  • looking for.
  •wide-awake (adjective)
  • wideawake,
  • bright-eyed and bushy-tailed,
  • wide-eyed.

• Other synonyms:

  •
  • keenly.
  •
  • open-eyed.
  •Other relevant words:
  • brilliant,
  • ingenious,
  • brainy,
  • agile,
  • finical,
  • concentrated,
  • sagacious,
  • earnest,
  • alive,
  • prepared,
  • canny,
  • neat,
  • knowledgeable,
  • cautious,
  • Daedalian,
  • original,
  • openmouthed,
  • imaginative,
  • masterly,
  • skilled,
  • qui vive,
  • sage,
  • apt,
  • knowing,
  • dexterous,
  • precocious,
  • assiduous,
  • unblinking,
  • practised,
  • vital,
  • proficient,
  • inventive,
  • heedful,
  • unsleeping,
  • talented,
  • percipient,
  • able,
  • efficient,
  • intense,
  • agog,
  • handy,
  • nice,
  • crafty,
  • cunning,
  • informed,
  • wary,
  • skilful,
  • deft,
  • Clear-headed,
  • crackerjack,
  • witty,
  • awake,
  • on top of,
  • intent,
  • trained,
  • expert,
  • ok,
  • versed,
  • niggling,
  • shrewd,
  • resourceful,
  • acute,
  • sensible,
  • finicky,
  • experienced,
  • perspicacious,
  • Finicking,
  • on the alert,
  • clearheaded,
  • au fait,
  • wakeful,
  • master,
  • creative,
  • sleepless,
  • gifted,
  • conscious,
  • observing,
  • all eyes,
  • qualified,
  • sensitive,
  • keen,
  • nimble,
  • accomplished.