unfortunate vs poor

unfortunate and poor both are nouns.

Word	Noun	Adjective	Verb	Adverb
unfortunate	Yes	Yes	No	No
poor	Yes	Yes	No	No

unfortunate (noun)	poor (noun)
a person who suffers misfortune	people without possessions or wealth (considered as a group)

unfortunate (adjective)	poor (adjective)
not favored by fortune; marked or accompanied by or resulting in ill fortune	having little money or few possessions
not auspicious; boding ill	lacking in quality or substances
unsuitable or regrettable	characterized by or indicating poverty
	of insufficient quantity to meet a need
	deserving or inciting pity