probability vs probable

probability and probable both are nouns.

Word	Noun	Adjective	Verb	Adverb
probability	Yes	No	No	No
probable	Yes	Yes	No	No

probability (noun)	probable (noun)
the quality of being probable; a probable event or the most probable event	an applicant likely to be chosen
a measure of how likely it is that some event will occur; a number expressing the ratio of favorable cases to the whole number of cases possible

probability (adjective)	probable (adjective)
	likely but not certain to be or become true or real
	apparently destined