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disturb the balance or stability of; "The hostile talks upset the peaceful relations between the two countries"
used of an unexpected defeat of a team favored to win; "the Bills' upset victory over the Houston Oilers"
defeat suddenly and unexpectedly; "The foreign team upset the local team"
thrown into a state of disarray or confusion;
form metals with a swage
afflicted with or marked by anxious uneasiness or trouble or grief; "too upset to say anything"; "spent many disquieted moments"; "distressed about her son's leaving home"; "lapsed into disturbed sleep"; "worried parents"; "a worried frown"; "one last worried check of the sleeping children"
move deeply; "This book upset me"; "A troubling thought"
having been turned so that the bottom is no longer the bottom; "an overturned car"; "the upset pitcher of milk"; "sat on an upturned bucket"