trouble vs upset

trouble and upset both are nouns.

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

As verbs, upset is a hypernym of trouble; that is, upset is a word with a broader meaning than trouble:

Other hypernyms of trouble include disturb, trouble.

As verbs, trouble and upset are synonyms defined as:

Other synonyms of trouble include disturb.

trouble (noun)	upset (noun)
an effort that is inconvenient	an improbable and unexpected victory
a source of difficulty	the act of disturbing the mind or body
an event causing distress or pain	the act of upsetting something
an angry disturbance	a tool used to thicken or spread metal (the end of a bar or a rivet etc.) by forging or hammering or swaging
a strong feeling of anxiety	an unhappy and worried mental state
an unwanted pregnancy	a physical condition in which there is a disturbance of normal functioning

trouble (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

trouble (verb)	upset (verb)
cause bodily suffering to and make sick or indisposed	disturb the balance or stability of
disturb in mind or make uneasy or cause to be worried or alarmed	defeat suddenly and unexpectedly
move deeply	form metals with a swage
to cause inconvenience or discomfort to	move deeply
take the trouble to do something; concern oneself	cause to lose one's composure
	cause to overturn from an upright or normal position