FAQs About the word speed up

speed up

move faster, cause to move faster

accelerate,push,rush,aid,bundle,drive,encourage,facilitate,hasten,hurry

Brake,interfere (with),Retard,slowly,arrest,check,decelerate,delay,Encumber,hamper

speed trap => speed trap, speed skating => Speed skating, speed skater => speed skater, speed skate => Speed skating, speed of light => speed of light,