incredible vs marvellous

incredible and marvellous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
incredible	No	Yes	No	No
marvellous	No	Yes	No	No

incredible (adjective)	marvellous (adjective)
beyond belief or understanding	extraordinarily good or great; used especially as intensifiers
	too improbable to admit of belief
	being or having the character of a miracle