wretched vs poor

wretched is not a noun while poor is a noun.

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

As adjectives, wretched and poor are synonyms defined as:

Other synonyms of wretched include hapless, miserable, misfortunate, pathetic, piteous, pitiable, pitiful.

wretched (noun)	poor (noun)
	people without possessions or wealth (considered as a group)

wretched (adjective)	poor (adjective)
morally reprehensible	having little money or few possessions
of very poor quality or condition	lacking in quality or substances
characterized by physical misery	characterized by or indicating poverty
deserving or inciting pity	of insufficient quantity to meet a need
very unhappy; full of misery	deserving or inciting pity