Definitions

giddy

[gid-ee] / ˈgɪd i /

ADJECTIVE

silly, impulsive

Synonyms

STRONGEST

bemused dizzy gaga skittish woozy

WEAK

brainless bubbleheaded capricious careless changeable changeful ditzy empty-headed erratic fickle flighty flustered frivolous heedless inconstant irresolute irresponsible lightheaded punchy reckless reeling scatterbrained slaphappy swimming thoughtless unbalanced unsettled unstable unsteady vacillating volatile whimsical whirling wild

Antonyms

WEAK

calm careful level-headed sensible serious

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

When everyone is this giddy, the median decline for the S&P 500 over the next 12 months is 13%.

From Barron's • Jun. 10, 2026

Still, LA28 sold 4 million tickets across 85 countries, a historic number that had International Olympic Committee officials giddy for the potential of the 2028 Games.

From Los Angeles Times • Jun. 10, 2026

Bush pushed the idea during a brief, giddy window between the financial crisis of 2000-’03 and the one of 2007-’09.

From MarketWatch • May 13, 2026

After all, few people back then correctly anticipated how giddy investors would later get over artificial intelligence.

From The Wall Street Journal • May 8, 2026

The old man noticed what Jack had seen, and he leapt into the air, almost giddy with excitement.

From "Half Upon a Time" by James Riley

Vocabulary lists containing giddy

Grade 9, List 6

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Inside Out & Back Again

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

100 SAT Words Beginning with "G"

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!