(פ') לדאוג, להיות מודאג, להיות לא שקט; להדאיג, לגרום אי שקט

(ש"ע) דאגה; חשש; מצוקה, צרה

v. worry; be concerned; make uneasy

n. worry; distress, trouble

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Verb
1. 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) perturb, unhinge, disquiet, trouble, distract, disorder
(hypernym) disturb, upset, trouble
(hyponym) worry, vex

n. wheel, flywheel, handwheel, cogwheel, barrel, rotor, runner

(v. t.)
To vex; to worry; to make by anxious care or worry.
  

(v. i.)
To be careful, anxious, solicitous, or troubles in mind; to worry or grieve.
  

(n.)
A noxious or corroding care; solicitude; worry.