Synonyms for Drop the ball:

• v.

  •blunder (verb)
  • bumble,
  • mess up,
  • botch,
  • blow,
  • louse up,
  • gum up,
  • screw up,
  • foul up,
  • fumble,
  • flub,
  • confuse,
  • ball up.
  •bungle (verb)
  • butcher,
  • muff,
  • ruin,
  • spoil,
  • fudge,
  • boggle,
  • mismanage.
  •err (verb)
  • goof,
  • go astray,
  • bollix,
  • wander,
  • sin,
  • misbehave,
  • lapse,
  • deviate,
  • trespass,
  • be incorrect,
  • transgress,
  • stray,
  • fall,
  • misapprehend,
  • be in error,
  • offend,
  • snarl up,
  • go wrong,
  • boo-boo,
  • be inaccurate,
  • be mistaken,
  • snafu.
  •falter (verb)
  • hem and haw,
  • fluff,
  • totter,
  • teeter,
  • reel,
  • waver,
  • shake,
  • topple,
  • vacillate,
  • stammer,
  • stagger,
  • tremble,
  • rock,
  • break,
  • fluctuate,
  • hesitate,
  • halt,
  • quaver,
  • roll.
  •flounder (verb)
  • grope,
  • strive,
  • go to pieces,
  • muddle,
  • toss,
  • thrash,
  • labor,
  • flummox,
  • toil,
  • flop,
  • tumble,
  • travail,
  • plunge,
  • wallow.
  •miscalculate (verb)
  • misconstrue,
  • mix up,
  • underestimate,
  • overrate,
  • undervalue,
  • discount,
  • overlook,
  • misunderstand,
  • underrate,
  • disregard,
  • misread.
  •misjudge (verb)
  • presume,
  • mistake,
  • be unfair,
  • be overcritical,
  • Miscomprehend,
  • put foot in,
  • Misthink,
  • be partial,
  • come to hasty conclusion,
  • bark up wrong tree,
  • be misled,
  • be wrong,
  • Misconjecture,
  • dogmatize,
  • misconceive,
  • presuppose,
  • prejudge,
  • suppose,
  • Misdeem.
  •miss (verb)
  • juggle,
  • let go,
  • misfire,
  • pass over,
  • drop,
  • neglect,
  • misplace,
  • slight,
  • miscarry,
  • skip,
  • omit,
  • trip,
  • forget,
  • lose,
  • ignore.
  •muff (verb)
  • choke.
  •slip (verb)
  • make a mistake.

• Other synonyms:

  •err
  • bollixing,
  • booboo,
  • goes astray,
  • snafued,
  • slip,
  • going astray,
  • goes wrong,
  • was mistaken,
  • boo-boos,
  • snarled up,
  • going wrong,
  • went astray,
  • Transgressed,
  • bollixed,
  • booboos.
  •misjudge
  • Dogmatizing,
  • barking up wrong tree.
  •Other relevant words:
  • undershoots,
  • underrated,
  • miscount,
  • bobbled,
  • stub toe,
  • miscalculate,
  • work at,
  • overestimates,
  • undershot,
  • worked at,
  • letting go,
  • overestimating,
  • bobbling,
  • mislay,
  • Overvaluing,
  • overshoot,
  • put foot in mouth,
  • make mistake,
  • mishandle,
  • make a mess of,
  • misjudge,
  • blunder,
  • slipped up,
  • Misreckon,
  • fall flat on face,
  • fall short,
  • bobble,
  • Travailing,
  • Floundered,
  • pratfall,
  • Stammered,
  • go at backwards,
  • stumble,
  • bobbles,
  • miss,
  • falter,
  • stub one's toe,
  • Slipped,
  • get signals crossed,
  • scruple,
  • Overvalued,
  • slipping up,
  • falling short,
  • be late for,
  • undershoot,
  • Overrated,
  • flounder,
  • Misconstrued,
  • overvalue,
  • let slip,
  • err,
  • overshot,
  • over-estimate,
  • get wrong,
  • fall down,
  • miscounted,
  • passed up,
  • fumbling,
  • falling down,
  • overestimated,
  • miss one's cue,
  • dropped the ball,
  • slip up,
  • over-rate,
  • under-estimates,
  • trip up,
  • misinterpret,
  • Overshooting,
  • putting foot in mouth,
  • cast about,
  • Hesitated,
  • overshoots,
  • lets go,
  • slipping,
  • overestimate,
  • come apart at the seams,
  • fluffed,
  • Whiffled,
  • Travailed,
  • miscounting,
  • Whiffling,
  • Teetering,
  • dropping the ball,
  • lurching,
  • misestimate,
  • bungle,
  • overvalues,
  • goof up,
  • slips up,
  • Whiffle,
  • speak haltingly,
  • pass up,
  • wobble,
  • pratfalls,
  • come apart at seams,
  • falls down,
  • mar,
  • fell down,
  • fluffing,
  • go backwards,
  • miss by a mile,
  • lurch,
  • tripped up,
  • be undecided,
  • flubbed.
  •Other relevant words (noun):
  • fan,
  • bomb,
  • strike out,
  • muck up,
  • whiff,
  • Foozle,
  • boot,
  • fold.

Antonyms for Drop the ball:

• v.

  • blunder
    correct, succeed, restore, do well, fix.
  • bungle
    grow, manage, help.
  • err
    behave, stay, understand, obey.
  • falter
    persist, maintain, remain, calm, hold, steady, endure, stabilize, continue.
  • flounder
    idle, laze.
  • miscalculate
    pay attention, attend, respect, regard, do correctly, figure correctly, get, perceive.
  • misestimate
    exaggerate, overrate.
  • misjudge
    comprehend, figure, judge well, disbelieve.
  • miss
    find, remember, face, achieve, note, meet, notice, DO, look at, keep, heed, accomplish.
  • slip
    perfect.