speed vs stampede

speed and stampede both are nouns.

Word	Noun	Adjective	Verb	Adverb
speed	Yes	No	Yes	No
stampede	Yes	No	Yes	No

speed (noun)	stampede (noun)
changing location rapidly	a headlong rush of people on a common impulse
a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression	a wild headlong rush of frightened animals (horses or cattle)
a rate (usually rapid) at which something happens
the ratio of the focal length to the diameter of a (camera) lens system
distance travelled per unit time

speed (verb)	stampede (verb)
move faster	run away in a stampede
cause to move faster	cause to run in panic
move very fast	act, usually en masse, hurriedly or on an impulse
travel at an excessive or illegal velocity	cause a group or mass of people to act on an impulse or hurriedly and impulsively
move hurridly