worthless vs superfluous

worthless and superfluous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
worthless	No	Yes	No	No
superfluous	No	Yes	No	No

worthless (adjective)	superfluous (adjective)
lacking in usefulness or value	more than is needed, desired, or required
morally reprehensible	serving no useful purpose; having no excuse for being