tear vs cleave

tear is a noun but cleave is not a noun.

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

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

Other hyponyms of tear include rive, split.

tear (noun)	cleave (noun)
a drop of the clear salty saline solution secreted by the lacrimal glands
the act of tearing
an occasion for excessive eating or drinking
an opening made forcibly as by pulling apart

tear (verb)	cleave (verb)
separate or cause to separate abruptly	separate or cut with a tool, such as a sharp instrument
to separate or be separated by force	make by cutting into
strip of feathers	come or be in close contact with; stick or hold together and resist separation
move quickly and violently
fill with tears or shed tears