prize vs jackpot

prize and jackpot both are nouns.

Word	Noun	Adjective	Verb	Adverb
prize	Yes	Yes	Yes	No
jackpot	Yes	No	No	No

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

prize: something given for victory or superiority in a contest or competition or for winning a lottery
jackpot: any outstanding award

Other hyponyms of prize include scholarship, fellowship, gratuity, door prize, prize money, premium.

prize (noun)	jackpot (noun)
something given as a token of victory	the cumulative amount involved in a game (such as poker)
something given for victory or superiority in a contest or competition or for winning a lottery	any outstanding award
goods or money obtained illegally

prize (adjective)	jackpot (adjective)
of superior grade

prize (verb)	jackpot (verb)
regard highly; think much of
to move or force, especially in an effort to get something open
hold dear