air speed
alacrity
bat
briskness
dispatch
expedition
expeditiousness
fastness
flight
flit
flurry
gait
ground speed
haste
hurry
hustle
instantaneousness
knots
legerity
lightning speed
miles per hour
pace
precipitation
promptitude
promptness
quickness
rapidity
round pace
rpm
rush
rustle
snappiness
speed
speediness
swift rate
swiftness
velocity
rate
despatch
fleetness
immediacy
immediateness
instancy
agility
brevity
clearness
distinctness
exactitude
fluency
foresight
lucidity
perseverance
punctuality
regularity
smoothness
steadiness
suddenness
thoroughness
unanimity
versatility
Solidarity
Verity
barbarity
clarity
dexterity
disparity
familiarity
hilarity
irregularity
parity
peculiarity
polarity
popularity
posterity
prosperity
rarity
similarity
sincerity
solidarity
temerity
unfamiliarity
verity