strike vs upset

strike and upset both are nouns.

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

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

strike (noun)	upset (noun)
a group's refusal to work in protest against low pay or bad work conditions	an improbable and unexpected victory
a score in tenpins: knocking down all ten with the first ball	the act of disturbing the mind or body
an attack that is intended to seize or inflict damage on or destroy an objective	the act of upsetting something
a conspicuous success	a tool used to thicken or spread metal (the end of a bar or a rivet etc.) by forging or hammering or swaging
(baseball) a pitch that the batter swings at and misses, or that the batter hits into foul territory, or that the batter does not swing at but the umpire judges to be in the area over home plate and between the batter's knees and shoulders	an unhappy and worried mental state
a gentle blow	a physical condition in which there is a disturbance of normal functioning

strike (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

strike (verb)	upset (verb)
cause to form (an electric arc) between electrodes of an arc lamp	disturb the balance or stability of
arrive at after reckoning, deliberating, and weighing	defeat suddenly and unexpectedly
indicate (a certain time) by striking	form metals with a swage
make a strategic, offensive, assault against an enemy, opponent, or a target	move deeply
deliver a sharp blow, as with the hand, fist, or weapon	cause to lose one's composure
hit against; come into sudden contact with	cause to overturn from an upright or normal position
affect or afflict suddenly, usually adversely
produce by manipulating keys or strings of musical instruments
remove by erasing or crossing out or as if by drawing a line
pierce with force
smooth with a strickle
hook by a pull on the line
produce by ignition or a blow
form by stamping, punching, or printing
disassemble a temporary structure, such as a tent or a theatrical set
have an emotional or cognitive impact upon
drive something violently into a location
occupy or take on
cause to experience suddenly
find unexpectedly
stop work in order to press demands
attain
touch or seem as if touching visually or audibly