argle-bargle vs contestation

argle-bargle and contestation both are nouns.

Word	Noun	Adjective	Verb	Adverb
argle-bargle	Yes	No	No	No
contestation	Yes	No	No	No

As nouns, contestation is a hypernym of argle-bargle; that is, contestation is a word with a broader meaning than argle-bargle:

argle-bargle: a verbal dispute; a wrangling argument
contestation: a contentious speech act; a dispute where there is strong disagreement

Other hypernyms of argle-bargle include arguing, argument, contention, controversy, disceptation, disputation, tilt.

argle-bargle (noun)	contestation (noun)
a verbal dispute; a wrangling argument	a contentious speech act; a dispute where there is strong disagreement