troubling

(verb) move deeply. Synonyms: disturb, upset, trouble. Examples: "This book upset me." "A troubling thought."

(verb) to cause inconvenience or discomfort to. Synonyms: trouble, put out, inconvenience, disoblige, discommode, incommode, bother. Examples: "Sorry to trouble you, but...."

(verb) disturb in mind or make uneasy or cause to be worried or alarmed. Synonyms: perturb, unhinge, disquiet, trouble, cark, distract, disorder. Examples: "She was rather perturbed by the news that her father was seriously ill."

(verb) take the trouble to do something; concern oneself. Synonyms: trouble oneself, trouble, bother, inconvenience oneself. Examples: "He did not trouble to call his mother on her birthday." "Don't bother, please."

(verb) cause bodily suffering to and make sick or indisposed. Synonyms: trouble, ail, pain.

(adj) causing distress or worry or anxiety. Synonyms: distressing, distressful, disturbing, perturbing, worrisome, worrying. Examples: "Distressing (or disturbing) news." "Lived in heroic if something distressful isolation." "A disturbing amount of crime." "A revelation that was most perturbing." "A new and troubling thought." "In a particularly worrisome predicament." "A worrying situation." "A worrying time."