Word parts

change

up- + set

Pronunciation

change
noun
adjective, verb

Singular
upset

Plural
upsets

  1. (uncountable) A disturbance or disruption.
    My late arrival caused the professor considerable upset.
  2. (countable) (sports) An unexpected win.
    The Nimrods defeated the Blue Devils yesterday in a stunning upset.

Adjective

change

Positive
upset

Comparative
more upset

Superlative
most upset

  1. Upset means to be very angry or sad; to be unhappy.
    He was upset after someone said bad things to him very loudly.
  2. Something is upset if it is in turned in the wrong direction like something that was dropped; turned in a direction with the bottom part up and the top part down.
    When they played with a ball in the room, a cup was upset and all the milk went onto the floor.

Plain form
upset

Third-person singular
upsets

Past tense
upset

Past participle
upset

Present participle
upsetting

  1. If someone upsets a person, they make that person angry, anxious, stressed, or sad; to make a person unhappy.
  2. If a person upsets something, they disturb it, disrupt it, or change it to make it worse.
  3. If a person upsets something, they tip it or turn it upside down.