hopeful vs hopeless

hopeful is a noun but hopeless is not a noun.

Word	Noun	Adjective	Verb	Adverb
hopeful	Yes	Yes	No	No
hopeless	No	Yes	No	No

hopeful (noun)	hopeless (noun)
an ambitious and aspiring young person

hopeful (adjective)	hopeless (adjective)
having or manifesting hope	without hope because there seems to be no possibility of comfort or success
likely to turn out well in the future	(informal to emphasize how bad it is) beyond hope of management or reform
	certain to fail
	of a person unable to do something skillfully