massive vs big

massive and big both are adjectives.

Word	Noun	Adjective	Verb	Adverb
massive	No	Yes	No	No
big	No	Yes	No	Yes

massive (adjective)	big (adjective)
consisting of great mass; containing a great quantity of matter	above average in size or number or quantity or magnitude or extent
imposing in size or bulk or solidity	conspicuous in position or importance
being the same substance throughout	given or giving freely
imposing in scale or scope or degree or power	generous and understanding and tolerant
	marked by intense physical force
	significant
	prodigious
	serious or severe
	loud and firm
	(of animals) fully developed
	in an advanced stage of pregnancy
	feeling self-importance
	exhibiting self-importance