tear vs weep

tear is a noun but weep is not a noun.

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

As verbs, weep is a hypernym of tear; that is, weep is a word with a broader meaning than tear:

Other hypernyms of tear include cry.

tear (noun)	weep (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)	weep (verb)
separate or cause to separate abruptly	shed tears because of sadness, rage, or pain
to separate or be separated by force
strip of feathers
move quickly and violently
fill with tears or shed tears