tear vs split

tear and split both are nouns.

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

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

Other hyponyms of tear include laceration, rent, rip.

As nouns, tear and split are synonyms defined as:

Other synonyms of tear include rent, rip, snag.

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

Other hyponyms of tear include cleave, rive.

tear (noun)	split (noun)
a drop of the clear salty saline solution secreted by the lacrimal glands	division of a group into opposing factions
the act of tearing	the act of rending or ripping or splitting something
an occasion for excessive eating or drinking	extending the legs at right angles to the trunk (one in front and the other in back)
an opening made forcibly as by pulling apart	an increase in the number of outstanding shares of a corporation without changing the shareholders' equity
	(tenpin bowling) a divided formation of pins left standing after the first bowl
	a dessert of sliced fruit and ice cream covered with whipped cream and cherries and nuts
	an opening made forcibly as by pulling apart
	a lengthwise crack in wood
	a promised or claimed share of loot or money
	a bottle containing half the usual amount

tear (adjective)	split (adjective)
	(especially of wood) cut or ripped longitudinally with the grain
	having been divided; having the unity destroyed

tear (verb)	split (verb)
separate or cause to separate abruptly	come open suddenly and violently, as if from internal pressure
to separate or be separated by force	separate or cut with a tool, such as a sharp instrument
strip of feathers	go one's own way; move apart
move quickly and violently	discontinue an association or relation; go different ways
fill with tears or shed tears	separate into parts or portions