agitation vs stew

agitation and stew both are nouns.

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

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

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

agitation (noun)	stew (noun)
disturbance usually in protest	food prepared by stewing especially meat or fish with vegetables
the act of agitating something; causing it to move around (usually vigorously)	agitation resulting from active worry
the feeling of being agitated; not calm
a state of agitation or turbulent change or development
a mental state of extreme emotional disturbance

agitation (verb)	stew (verb)
	cook slowly and for a long time in liquid
	bear a grudge; harbor ill feelings
	be in a huff; be silent or sullen