speed vs tear

speed and tear both are nouns.

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

As verbs, tear is a hyponym of speed; that is, tear is a word with a more specific, narrower meaning than speed:

Other hyponyms of speed include barge, push forward, thrust ahead, buck, charge, shoot, shoot down, dart, dash, flash, scoot, scud, shoot.

speed (noun)	tear (noun)
changing location rapidly	a drop of the clear salty saline solution secreted by the lacrimal glands
a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression	the act of tearing
a rate (usually rapid) at which something happens	an occasion for excessive eating or drinking
the ratio of the focal length to the diameter of a (camera) lens system	an opening made forcibly as by pulling apart
distance travelled per unit time

speed (verb)	tear (verb)
move faster	separate or cause to separate abruptly
cause to move faster	to separate or be separated by force
move very fast	strip of feathers
travel at an excessive or illegal velocity	move quickly and violently
move hurridly	fill with tears or shed tears