jury vs hung jury

jury and hung jury both are nouns.

Word	Noun	Adjective	Verb	Adverb
jury	Yes	No	No	No
hung jury	Yes	No	No	No

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

jury: a body of citizens sworn to give a true verdict according to the evidence presented in a court of law
hung jury: a jury that is unable to agree on a verdict (the result is a mistrial)

Other hyponyms of jury include grand jury, petit jury, petty jury, blue ribbon jury, special jury.

jury (noun)	hung jury (noun)
a body of citizens sworn to give a true verdict according to the evidence presented in a court of law	a jury that is unable to agree on a verdict (the result is a mistrial)
a committee appointed to judge a competition