cernuous vs weeping

cernuous is not a noun while weeping is a noun.

Word	Noun	Adjective	Verb	Adverb
cernuous	No	Yes	No	No
weeping	Yes	Yes	No	No

As adjectives, cernuous and weeping are synonyms defined as:

cernuous and weeping: having branches or flower heads that bend downward

Other synonyms of cernuous include drooping, nodding, pendulous.

cernuous (noun)	weeping (noun)
	the process of shedding tears (usually accompanied by sobs or other inarticulate sounds)

cernuous (adjective)	weeping (adjective)
having branches or flower heads that bend downward	showing sorrow
	having branches or flower heads that bend downward