clamor vs clamouring

clamor and clamouring both are nouns.

Word	Noun	Adjective	Verb	Adverb
clamor	Yes	No	Yes	No
clamouring	Yes	No	No	No

As nouns, clamor and clamouring are synonyms defined as:

Other synonyms of clamor include clamoring, clamour, hue and cry.

clamor (noun)	clamouring (noun)
loud and persistent outcry from many people	loud and persistent outcry from many people
a loud harsh or strident noise

clamor (verb)	clamouring (verb)
utter or proclaim insistently and noisily
make loud demands
compel someone to do something by insistent clamoring