dustup vs fuss

dustup and fuss both are nouns.

Word	Noun	Adjective	Verb	Adverb
dustup	Yes	No	No	No
fuss	Yes	No	Yes	No

As nouns, fuss is a hyponym of dustup; that is, fuss is a word with a more specific, narrower meaning than dustup:

Other hyponyms of dustup include affray, altercation, fracas, bicker, bickering, pettifoggery, spat, squabble, tiff, bust-up.

dustup (noun)	fuss (noun)
an angry dispute	a rapid active commotion
	a quarrel about petty points
	an angry disturbance
	an excited state of agitation

dustup (verb)	fuss (verb)
	worry unnecessarily or excessively
	care for like a mother