upset

To cause something to fall over or to disrupt a plan or situation.

"The strong wind upset the small boat."

To make someone feel unhappy, worried, or disappointed.

"His harsh words really upset her."

An unexpected result in a competition where the favourite team or person loses.

"It was a major upset when the underdog won."

Feeling unhappy, worried, or disappointed about something that has happened.

"She was quite upset about the cancelled trip."