speed >> /spid/
Definition: [verb] Move quickly.
Example: I got into the car and home we sped
Definition: [verb] Make prosperous or successful.
Example: may God speed you
Definition: [verb] Take or be under the influence of an amphetamine drug.
Definition: [noun] The rate at which someone or something is able to move or operate.
Example: we turned onto the runway and began to gather speed
Definition: [noun] Each of the possible gear ratios of a bicycle or motor vehicle.
Definition: [noun] The light-gathering power or f-number of a camera lens.
Example: Lens speed indicates how bright the image in the viewfinder will be.
Definition: [noun] An amphetamine drug, especially methamphetamine.
Definition: [noun] Success; prosperity.