paralytic vs spastic

paralytic and spastic both are nouns.

Word	Noun	Adjective	Verb	Adverb
paralytic	Yes	Yes	No	No
spastic	Yes	Yes	No	No

As nouns, spastic is a hyponym of paralytic; that is, spastic is a word with a more specific, narrower meaning than paralytic:

Other hyponyms of paralytic include paretic.

paralytic (noun)	spastic (noun)
a person suffering from paralysis	a person suffering from spastic paralysis

paralytic (adjective)	spastic (adjective)
relating to or of the nature of paralysis	relating to or characterized by spasm
affected with paralysis	suffering from spastic paralysis
	affected by involuntary jerky muscular contractions; resembling a spasm