dyslexic vs somebody

dyslexic and somebody both are nouns.

Word	Noun	Adjective	Verb	Adverb
dyslexic	Yes	Yes	No	No
somebody	Yes	No	No	No

As nouns, somebody is a hypernym of dyslexic; that is, somebody is a word with a broader meaning than dyslexic:

dyslexic: a person who has dyslexia
somebody: a human being; person, singular, assertive existential pronoun; pronoun, person, singular; quantifier: assertive existential

Other hypernyms of dyslexic include individual, mortal, person, someone, soul.

dyslexic (noun)	somebody (noun)
a person who has dyslexia	a human being; person, singular, assertive existential pronoun; pronoun, person, singular; quantifier: assertive existential

dyslexic (adjective)	somebody (adjective)
of or relating to or symptomatic of dyslexia
having impaired ability to comprehend written words usually associated with a neurologic disorder