dizzy

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adjective

Definition of DIZZY

1

having a feeling of being whirled about and in danger of falling down <I felt very dizzy after I got off of the roller coaster>

Synonyms aswoon, giddy, light-headed, reeling, swimmy, vertiginous, whirling, woozy

Related Words faint, weak; addled, befuddled, confused, dazed, groggy

Near Antonyms clearheaded; stable, steady

2

suffering from mental confusion <he felt dizzy from trying to remember all of the dates and names that were sure to be asked on the test>

Synonyms addle, addled, addlepated, bedeviled, befogged, befuddled, bemused, bewildered, bushed [chiefly Australian], confounded, confused, dazed, distracted, dopey (also dopy), fogged, mixed-up, muddleheaded, muzzy, pixilated (also pixillated), punch-drunk, punchy, raddled, shell-shocked, silly, slaphappy, spaced-out (or spaced), spacey (also spacy), stunned, stupefied, zonked, zonked-out

Related Words senseless, unconscious

Phrases at sea, out of it

Near Antonyms alert, conscious

Antonyms clearheaded, unconfused

3

moving, proceeding, or acting with great speed <prices climbing at a dizzy rate>

Synonyms blistering, breakneck, breathless, brisk, dizzy, fleet, fleet-footed, flying, galloping, hasty, hot, lightning, nippy, quick, rapid, rapid-fire, rattling, snappy, speedy, splitting, swift, whirlwind, zippy

Related Words expeditious, prompt, ready; accelerated, hastened, hurried, quickened, rushed; breathtaking; energetic, strenuous, strong, vigorous; high-speed; rush; ultrafast, ultrarapid

Near Antonyms crawling, dallying, dawdling, dillydallying, dragging, laggard, languid, lingering, plodding, poking, poky (or pokey), slowish, sluggish, unhurried; deliberate, leisurely, measured; dilatory, late, tardy; ultraslow

Antonyms slow

4

lacking in seriousness or maturity <Marilyn Monroe never entirely succeeded in shaking off her dizzy blonde image>

Synonyms birdbrained, ditzy (or ditsy), dizzy, featherbrained, flighty, frivolous, frothy, futile, goofy, harebrained, light-headed, light-minded, puerile, scatterbrained, silly, yeasty

Related Words fatuous, foolish, inane, nonsensical, thoughtless, witless; crazy, daffy, daft, fruity; exuberant, flippant, fluttery, giggly, happy, light, lighthearted, playful; sappy, shallow, superficial

Near Antonyms grave, melancholy, somber (or sombre), thoughtful; dignified, heavy, no-nonsense, sedate, severe, solemn, staid

Antonyms earnest, serious, serious-minded, sober, unfrivolous