· a feeling of mild anxiety about possible developments
Synonym(s): anxiousness
Hypernym(s): anxiety
· the trait of seeming ill at ease
Synonym(s): unease, uneasiness
Hypernym(s): discomposure
· disturb in mind or make uneasy or cause to be worried or alarmed; "She was rather perturbed by the news that her father was seriously ill"
Synonym(s): perturb, unhinge, trouble, cark, distract, disorder
Hypernym(s): disturb, upset, trouble