zealot vs advocate

zealot and advocate both are nouns.

Word	Noun	Adjective	Verb	Adverb
zealot	Yes	No	No	No
advocate	Yes	No	Yes	No

As nouns, advocate is a hypernym of zealot; that is, advocate is a word with a broader meaning than zealot:

Other hypernyms of zealot include advocator, exponent, proponent.

zealot (noun)	advocate (noun)
a fervent and even militant proponent of something	a person who pleads for a cause or propounds an idea
	a lawyer who pleads cases in court

zealot (verb)	advocate (verb)
	push for something
	speak, plead, or argue in favor of