Synonyms of decelerate

decelerate

verb

(ˌ)dē-ˈse-lə-ˌrāt 

as in to slow

to cause to move or proceed at a less rapid pace

she decelerated the car as we entered the school zone

Synonyms & Similar Words

• slow
• brake
• inhibit
• retard
• slacken
• stop
• hinder
• impede
• restrain
• halt
• obstruct
• curb
• hamper
• check
• tie up
• encumber
• set back
• thwart
• constrain
• rein
• hold back
• handicap
• frustrate
• arrest
• hobble
• sabotage
• bottleneck
• hold up
• foil
• baffle

Antonyms & Near Antonyms

• accelerate
• hasten
• hurry
• speed (up)
• rush
• step up
• encourage
• push
• urge
• drive
• quicken
• stir
• propel
• spur
• help
• facilitate
• forward
• aid
• advance
• expedite
• further
• ease
• goad
• dispatch

Example Sentences

Recent Examples of decelerate

That works beautifully during the build-out and gets ugly at exactly the moment growth decelerates, because that's when the depreciation from peak spending years hits an income statement that's no longer growing into it. — Jason Kirsch, Forbes.com, 17 Aug. 2026

Inflation remains much higher than anyone would like, but reports earlier this week suggested the pace of increases in prices is decelerating. — Stan Choe, Los Angeles Times, 14 Aug. 2026

Apple also said services growth would decelerate in the September quarter. — Bloomberg, Mercury News, 31 July 2026

Hitting the brakes Altman isn’t the only one talking about decelerating AI. — Beatrice Nolan, Fortune, 30 July 2026