big vs loud

big and loud both are adjectives.

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

big (adjective)	loud (adjective)
above average in size or number or quantity or magnitude or extent	characterized by or producing sound of great volume or intensity
conspicuous in position or importance	(used chiefly as a direction or description in music) indicating that said piece or segment should be played loudly
given or giving freely	tastelessly showy
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