person vs soma

person and soma both are nouns.

Word	Noun	Adjective	Verb	Adverb
person	Yes	No	No	No
soma	Yes	No	No	No

As nouns, soma is a hypernym of person; that is, soma is a word with a broader meaning than person:

person (noun)	soma (noun)
a human being; person, singular, assertive existential pronoun; pronoun, person, singular; quantifier: assertive existential	alternative names for the body of a human being
a human body (usually including the clothing)	leafless East Indian vine; its sour milky juice formerly used to make an intoxicating drink
a grammatical category used in the classification of pronouns, possessive determiners, and verb forms according to whether they indicate the speaker, the addressee, or a third party