verb. to anger or upset.
synonyms & antonyms
s. annoy, dismay, disturb
a. aid, assist, assure
1. Jenny's young brother tried to perturb her into getting angry at him, so that she would eventually get in trouble with her parents.
2. The teacher became perturbed by the students, as they continued to talk back to her.
Modern Family Moments - Phil Dunphy: "The Thermostat Song"