probable vs probability

probable and probability both are nouns.

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

probable (noun)	probability (noun)
an applicant likely to be chosen	the quality of being probable; a probable event or the most probable event
	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

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