nodding vs drooping

nodding and drooping both are adjectives.

Word	Noun	Adjective	Verb	Adverb
nodding	No	Yes	No	No
drooping	No	Yes	No	No

As adjectives, nodding and drooping are synonyms defined as:

nodding and drooping: having branches or flower heads that bend downward

Other synonyms of nodding include cernuous, pendulous, weeping.

nodding (adjective)	drooping (adjective)
having branches or flower heads that bend downward	hanging down (as from exhaustion or weakness)
	weak from exhaustion
	having branches or flower heads that bend downward