chance variable vs random variable

chance variable and random variable both are nouns.

Word	Noun	Adjective	Verb	Adverb
chance variable	Yes	No	No	No
random variable	Yes	No	No	No

As nouns, chance variable and random variable are synonyms defined as:

Other synonyms of chance variable include stochastic variable, variant, variate.

chance variable (noun)	random variable (noun)
a variable quantity that is random	a variable quantity that is random