arguing vs argy-bargy

arguing and argy-bargy both are nouns.

Word	Noun	Adjective	Verb	Adverb
arguing	Yes	No	No	No
argy-bargy	Yes	No	No	No

As nouns, argy-bargy is a hyponym of arguing; that is, argy-bargy is a word with a more specific, narrower meaning than arguing:

arguing: a contentious speech act; a dispute where there is strong disagreement
argy-bargy: a verbal dispute; a wrangling argument

Other hyponyms of arguing include argle-bargle, firestorm, sparring, polemic, fight.

arguing (noun)	argy-bargy (noun)
a contentious speech act; a dispute where there is strong disagreement	a verbal dispute; a wrangling argument