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

The system relied on an 11-parachute sequence to safely decelerate the capsule carrying a crew of four astronauts from over 25,000 mph in space to a gentle 20 mph splashdown. — Pat Maio, Oc Register, 29 May 2026

Nvidia’s growth outlook, while still strong, is expected to decelerate in the coming years, which could further impede the stock’s momentum. — Bloomberg, Mercury News, 20 May 2026

The premium multiple that Apple trades on requires a services business that continues to grow at high rates, and that growth has been decelerating. — Jason Kirsch, Forbes.com, 11 May 2026

Analysts said investors were focusing on potentially discouraging numbers underneath the surface, including decelerating growth in trends for its software business. — Stan Choe, Fortune, 23 Apr. 2026