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Dictionary.com
Definitions

in full swing

ADJECTIVE
flourishing
Synonyms
STRONGEST
blooming burgeoning expanding growing prosperous thriving
STRONG
mushrooming rank roaring
WEAK
doing well exuberant going strong in the pink in top form lush luxuriant profuse rampant rich robust successful vigorous
Antonyms
STRONGEST
declining failing losing
WEAK
ceasing decreasing languishing stunted undeveloping
ADJECTIVE
industrious
Synonyms
STRONGEST
conscientious diligent energetic productive
WEAK
active assiduous ball of fire burning busy dynamic eager grind intent involved jumping laborious on the go operose perky persevering persistent plugging psyched up on purposeful sedulous spirited steady tireless zealous
Antonyms
STRONGEST
inactive lazy lethargic
WEAK
idle indolent lackadaisical slack unemployed unproductive
ADJECTIVE
prospering
Synonyms
STRONG
blooming booming burgeoning expanding growing mushrooming rank roaring thriving
WEAK
boomy doing well exuberant going strong in the pink in top form lush luxuriant profuse prosperous rampant rich robust successful thrifty vigorous
Antonyms
STRONG
declining
ADJECTIVE
roaring
Synonyms
STRONGEST
booming thriving
STRONG
blooming burgeoning expanding growing lush mushrooming prospering rank rich
WEAK
boomy doing well exuberant going strong in the pink in top form luxuriant profuse prosperous rampant robust successful thrifty vigorous
Antonyms
STRONG
barren sparse
ADJECTIVE
spry
Synonyms
STRONGEST
agile brisk energetic lithe robust sprightly
WEAK
alert fleet full of pep healthy nimble on the go prompt quick quick on the draw ready rocking sound spirited supple vigorous
Antonyms
STRONGEST
inactive lazy lethargic slow sluggish stiff
WEAK
old unaware unenergetic
ADJECTIVE
working
Synonyms
STRONGEST
alive busy employed engaged functioning running
STRONG
dynamic going laboring live moving operative
WEAK
effective hot in a job in force in gear in process on fire on the job on track practical useful viable
Antonyms
STRONGEST
idle inactive unemployed unengaged
WEAK
inoperative passive unoccupied

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.

The MLB’s automated ball-strike system is in full swing this season.

From Slate • Apr. 3, 2026

Discovery merger will be in full swing before the end of the year.

From Los Angeles Times • Mar. 25, 2026

Japan's cherry blossom season will be in full swing in late March and early April, but some local media reports suggest the decline in the number of Chinese visitors will continue.

From Barron's • Mar. 18, 2026

The original meme-stock craze was in full swing.

From MarketWatch • Feb. 24, 2026

He expected ultimately to be drafted and serve—the war was in full swing, and he was nothing if not dutiful—but a high blood pressure reading kept him out of the military and Vietnam.

From "Drama High" by Michael Sokolove