Synonyms of speed up

Noun

1. acceleration, quickening, speedup, speed, speeding, hurrying

usage: the act of accelerating; increasing the speed

Verb

1. accelerate, speed up, speed, quicken, intensify, deepen

usage: move faster; "The car accelerated"

2. accelerate, speed, speed up, change, alter, modify

usage: cause to move faster; "He accelerated the car"