Slow
Part of speech: verb
Definition: To make (something) run, move, etc. less quickly; to reduce the speed of. To keep from going quickly; to hinder the progress of. To become slow; to slacken in speed; to decelerate.
Part of speech: adjective
Definition: Taking a long time to move or go a short distance, or to perform an action; not quick in motion; proceeding at a low speed. Not happening in a short time; spread over a comparatively long time. Of reduced intellectual capacity; not quick to comprehend. Not hasty; not precipitate; lacking in promptness; acting with deliberation. Behind in time; indicating a time earlier than the true time. Lacking spirit; deficient in liveliness or briskness.
Part of speech: noun
Definition: Someone who is slow; a sluggard. A slow song.
Part of speech: adverb
Definition: Slowly (usually in combinations).
Example sentence: Drive slow and enjoy the scenery - drive fast and join the scenery.
Decelerate
Part of speech: verb
Definition: to reduce the velocity of somethingto reduce the rate of advancement of something, such as a diseaseto go slower