bad vs good

bad and good both are nouns.

Word	Noun	Adjective	Verb	Adverb
bad	Yes	Yes	No	Yes
good	Yes	Yes	No	Yes

bad (noun)	good (noun)
that which is below standard or expectations as of ethics or decency	a raw material that is sold in large quantities, usually to other businesses for manufacturing or production purposes
	benefit
	moral excellence or admirableness
	that which is pleasing or valuable or useful

bad (adjective)	good (adjective)
having undesirable or negative qualities	having desirable or positive qualities especially those suitable for a thing specified
feeling or expressing regret or sorrow or a sense of loss over something done or undone	morally admirable
reproduced fraudulently	promoting or enhancing well-being
characterized by wickedness or immorality	having the normally expected amount
capable of harming	with or in a close or intimate relationship
below average in quality or performance	thorough
serious or severe	generally admired
not capable of being collected	resulting favorably
not working properly	not left to spoil
nonstandard	not forged
(of foodstuffs) not in an edible or usable condition	tending to promote physical well-being; beneficial to health
feeling physical discomfort or pain (`tough' is occasionally used colloquially for `bad')	in excellent physical condition
physically unsound or diseased	appealing to the mind
not financially safe or secure	agreeable or pleasing
	exerting force or influence
	most suitable or right for a particular purpose
	capable of pleasing
	deserving of esteem and respect
	of moral excellence
	having or showing knowledge and skill and aptitude
	financially safe

bad (adverb)	good (adverb)
very much; strongly	(often used as a combining form) in a good or proper or satisfactory manner or to a high standard (`good' is a nonstandard dialectal variant for `well')
with great intensity (`bad' is a nonstandard variant for `badly')	completely and absolutely (`good' is sometimes used informally for `thoroughly')