Meaning of PERTURBED in English

PERTURBED

[adjective] [formal]If someone is perturbed, they are worried.She was perturbed by the news that 50 workers at the factory were going to be made redundant.He did not seem unduly/overly perturbed by the drugs problem until his justice minister was murdered by drugs traffickers.

Cambridge English vocab.      Кембриджский английский словарь.