agitation vs upset

agitation and upset both are nouns.

Word	Noun	Adjective	Verb	Adverb
agitation	Yes	No	No	No
upset	Yes	Yes	Yes	No

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

Other hyponyms of agitation include disturbance, perturbation, fret, lather, stew, sweat, swither, dither, flap, fuss, pother, tizzy, tailspin.

agitation (noun)	upset (noun)
disturbance usually in protest	an improbable and unexpected victory
the act of agitating something; causing it to move around (usually vigorously)	the act of disturbing the mind or body
the feeling of being agitated; not calm	the act of upsetting something
a state of agitation or turbulent change or development	a tool used to thicken or spread metal (the end of a bar or a rivet etc.) by forging or hammering or swaging
a mental state of extreme emotional disturbance	an unhappy and worried mental state
	a physical condition in which there is a disturbance of normal functioning

agitation (adjective)	upset (adjective)
	thrown into a state of disarray or confusion
	mildly physically distressed
	afflicted with or marked by anxious uneasiness or trouble or grief
	having been turned so that the bottom is no longer the bottom
	used of an unexpected defeat of a team favored to win

agitation (verb)	upset (verb)
	disturb the balance or stability of
	defeat suddenly and unexpectedly
	form metals with a swage
	move deeply
	cause to lose one's composure
	cause to overturn from an upright or normal position