slower

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unhurried, lazy adj.
behind, late adj.
unintelligent adj.

ADJECTIVE

unhurried, lazy

Synonyms

STRONGEST

easy gradual heavy lackadaisical leisurely lethargic moderate passive quiet reluctant sluggish stagnant

STRONG

crawling creeping dawdling delaying deliberate disinclined idle lagging loitering measured plodding postponing procrastinating slack

WEAK

apathetic dilatory dreamy drowsy imperceptible inactive indolent inert laggard leaden listless negligent phlegmatic ponderous remiss sleepy slothful slow-moving snaillike supine tardy torpid tortoiselike

Antonyms

STRONGEST

active complex complicated energetic enthusiastic intricate lively moving

WEAK

busy cognizant fast hurried intelligent on cue on time quick rapid ready smart waiting

ADJECTIVE

behind, late

Synonyms

STRONGEST

dull gradual low moderate sluggish stagnant stiff tame tedious time-consuming

STRONG

delayed detained down hindered impeded lingering off prolonged protracted reduced slack

WEAK

backward behindhand belated conservative dead dilatory draggy inactive long-delayed long-drawn-out overdue sleepy tardy uneventful unproductive unprogressive unpunctual

Antonyms

STRONGEST

active bright exciting interesting lively violent wild

WEAK

busy cognizant fast hurried intelligent on cue on time quick rapid ready smart waiting

ADJECTIVE

unintelligent

Synonyms

STRONGEST

dull dumb limited simple stupid

STRONG

dim

WEAK

backward dense dimwitted dunce imbecile moronic obtuse slow on the uptake thick unresponsive

Antonyms

STRONGEST

bright intelligent sharp smart

WEAK

active busy cognizant fast hurried on cue on time quick rapid ready waiting

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:

slower

Apple faces challenges as Siri remains slower and less intelligent than rivals, and Amazon has captured two-thirds of the U.S. smart speaker market.

From The Wall Street Journal ● Oct. 14, 2026

"Everyone was hoping... this would be a game changer. And we continue to believe that it absolutely has the potential," although corporate engagement had been "slower" than anticipated, said Schomaker.

From Barron's ● Oct. 12, 2026

Seafood has been slower to face such scrutiny, though, as the world leans further into aquaculture, that may change, she said, particularly if more governments begin restricting imports tied to illegality or unsustainable practices.

From Los Angeles Times ● Oct. 9, 2026

Unlike methods that track slower changes associated with brain activity, MEG can follow electrical signals as they unfold over extremely short periods.

From Science Daily ● Oct. 9, 2026

The morning slid past, each hour slower and emptier than the one before.

From "The Old Willis Place" by Mary Downing Hahn