possible vs potential

possible and potential both are nouns.

Word	Noun	Adjective	Verb	Adverb
possible	Yes	Yes	No	No
potential	Yes	Yes	No	No

As adjectives, possible and potential are synonyms defined as:

possible (noun)	potential (noun)
something that can be done	the difference in electrical charge between two points in a circuit expressed in volts
an applicant who might be suitable	the inherent capacity for coming into being

possible (adjective)	potential (adjective)
capable of happening or existing	existing in possibility
existing in possibility	expected to become or be; in prospect