harass vs goad

harass is not a noun while goad is a noun.

Word	Noun	Adjective	Verb	Adverb
harass	No	No	Yes	No
goad	Yes	No	Yes	No

As verbs, goad is a hyponym of harass; that is, goad is a word with a more specific, narrower meaning than harass:

Other hyponyms of harass include needle, bedevil, crucify, dun, frustrate, rag, torment, haze.

harass (noun)	goad (noun)
	a pointed instrument that is used to prod into a state of motion
	a verbalization that encourages you to attempt something

harass (verb)	goad (verb)
exhaust by attacking repeatedly	annoy or provoke, as by constant criticism
annoy continually or chronically	urge with or as if with a goad
	stab or urge on as if with a pointed stick
	give heart or courage to