gamble vs shoot craps

gamble is a noun but shoot craps is not a noun.

Word	Noun	Adjective	Verb	Adverb
gamble	Yes	No	Yes	No
shoot craps	No	No	Yes	No

As verbs, shoot craps is a hyponym of gamble; that is, shoot craps is a word with a more specific, narrower meaning than gamble:

Other hyponyms of gamble include dice, play, bet, play, wager.

gamble (noun)	shoot craps (noun)
a risky act or venture
money that is risked for possible monetary gain

gamble (verb)	shoot craps (verb)
play games for money	play a game of craps
take a risk in the hope of a favorable outcome