Substantiv
speed [pl. speeds] , {music}, {Auto.}
سرعة {سيارات}
pace [pl. paces] , {peoples & races}
velocity [pl. velocities] , {Auto.}
سرعة {سيارات}
hurry [pl. hurries] , {ing}
acceleration [pl. accelerations]
dispatch [pl. dispatches]
rapidity [pl. rapidities]
haste {ning}
expedition [pl. expeditions]
career [pl. careers]
سرعة {العمل والإنتاج}
rapidness [pl. rapidnesses]
promptitude {relations}