impotent vs potent

impotent and potent both are adjectives.

Word	Noun	Adjective	Verb	Adverb
impotent	No	Yes	No	No
potent	No	Yes	No	No

impotent (adjective)	potent (adjective)
lacking power or ability	having a strong physiological or chemical effect
(of a male) unable to copulate	(of a male) capable of copulation
	having great influence
	having or wielding force or authority