discontinuous vs sporadic

discontinuous and sporadic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
discontinuous	No	Yes	No	No
sporadic	No	Yes	No	No

discontinuous (adjective)	sporadic (adjective)
not continuing without interruption in time or space	recurring in scattered and irregular or unpredictable instances
of a function or curve; possessing one or more discontinuities