skittish
She has a speedy, skittery conversational style.
The steering made turns smooth and not the least bit skittery.
The violinist's tone was often skittery and erratic, especially in the quieter passages.

SMART Vocabulary: related words and phrases

Moving quickly
agility
beetle
belt
bob up
bowl down/along something
cannonball
gallop
gun
leg
make a dash for something
make good timeidiom
make hasteidiom
make off
outrun
outrush
pelt
rush
scorch
scuttle
shoot

You can also find related words, phrases, and synonyms in the topics:

Anxious and worried

Related word