speed

dash

 going somewhere very quickly on foot or in a vehicle:

fly

 going somewhere very quickly on foot or in a vehicle:

race

 going somewhere very quickly on foot or in a vehicle:

tear

 going somewhere very quickly on foot or in a vehicle:

nip

going a short distance quickly, on foot or in a vehicle

pop

going a short distance quickly, on foot or in a vehicle

dart

 a quick, sudden movement, often by an animal

zip

used about vehicles going quickly

whizz

used about vehicles going quickly

bolt

 fast movement over a short distance but it also has the added

association of running away from something

career

suggests that something is moving rapidly and is out of control

scamper

small rapid steps, often used to describe the way a small

animal runs

scurry

small rapid steps, often used to describe the way a small

animal runs

scuttle

small rapid steps, often used to describe the way a small

animal runs

accelerate

 speed is increasing

plunge

 a downward movement, as well as speed

plummet

 a downward movement, as well as speed:

rocket

 a fast upward movement

soar

 a fast upward movement

crawl

the movement is slow

creep

the movement is slow

totter

a fairly slow movement, but it is one that is particularly unsteady as well:

sidle

walk anxiously and nervously

dawdle

 move more slowly than is necessary, or to waste time