someone vs somebody

someone and somebody both are nouns.

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

As nouns, someone and somebody are synonyms defined as:

someone and somebody: a human being; person, singular, assertive existential pronoun; pronoun, person, singular; quantifier: assertive existential

Other synonyms of someone include individual, mortal, person, soul.

someone (noun)	somebody (noun)
a human being; person, singular, assertive existential pronoun; pronoun, person, singular; quantifier: assertive existential	a human being; person, singular, assertive existential pronoun; pronoun, person, singular; quantifier: assertive existential