prosecutor vs DA

prosecutor and DA both are nouns.

Word	Noun	Adjective	Verb	Adverb
prosecutor	Yes	No	No	No
DA	Yes	No	No	No

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

prosecutor: a government official who conducts criminal prosecutions on behalf of the state
DA: an official prosecutor for a judicial district

Other hyponyms of prosecutor include district attorney, state's attorney, state attorney.

prosecutor (noun)	DA (noun)
a government official who conducts criminal prosecutions on behalf of the state	an official prosecutor for a judicial district