katzenjammer vs brouhaha

katzenjammer and brouhaha both are nouns.

Word	Noun	Adjective	Verb	Adverb
katzenjammer	Yes	No	No	No
brouhaha	Yes	No	No	No

As nouns, katzenjammer and brouhaha are synonyms defined as:

Other synonyms of katzenjammer include hubbub, uproar.

katzenjammer (noun)	brouhaha (noun)
loud confused noise from many sources	a confused disturbance far greater than its cause merits
disagreeable aftereffects from the use of drugs (especially alcohol)	loud confused noise from many sources