busiest

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engaged, at work adj.
active, on the go adj.
nosy, impertinent adj.

ADJECTIVE

engaged, at work

Synonyms

STRONGEST

active unavailable working

STRONG

buried employed engaged engrossed hustling occupied overloaded persevering slaving snowed swamped

WEAK

already taken assiduous at it diligent having a full plate having enough on one's plate having fish to fry having many irons in the fire in a meeting in conference in someone else's possession in the field in the laboratory industrious on assignment on duty on the go tied up up to one's ears with a customer

Antonyms

STRONGEST

idle

STRONG

inactive unoccupied

WEAK

lazy quiet unbusy unemployed unengaged

ADJECTIVE

active, on the go

Synonyms

STRONGEST

bustling full hectic lively restless

STRONG

humming hustling popping tiring

WEAK

busy as a beaver energetic fussy strenuous tireless

Antonyms

WEAK

idle inactive lazy quiet unbusy unemployed unengaged

ADJECTIVE

nosy, impertinent

Synonyms

STRONGEST

curious

STRONG

forward interfering meddling prying stirring

WEAK

butting in inquisitive intrusive meddlesome nebby obtrusive officious pushy snoopy troublesome

Antonyms

WEAK

idle inactive lazy quiet unbusy unemployed unengaged

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.

See Examples For:

busiest

Federal aviation officials are preparing to launch an AI-powered air-traffic control tool in one of the nation’s busiest corridors as soon as Monday, The Wall Street Journal’s Andrew Tangel writes.

From The Wall Street Journal ● Sep. 18, 2026

Rush hour traffic was moving slowly when Rios’s Expedition entered one of the busiest junctions in the San Fernando Valley, but the SUV did not appear to brake before it T-boned the bus, witnesses said.

From Los Angeles Times ● Sep. 17, 2026

Europe's skies were at their busiest ever during the summer holiday period from July to August, despite disruptions caused by the Middle East war, according to Eurocontrol data published Friday.

From Barron's ● Sep. 11, 2026

The crash comes during one of the busiest travel weekends of the year in the US.

From BBC ● Sep. 7, 2026

I've put it all together now—the half bowl of cereal, the running to the train station, the panic of being in what looked like the world's busiest train station.

From "The Sky at Our Feet" by Nadia Hashimi