concern, worry, headache, vexation -- (something or someone that causes anxiety; a source of unhappiness; "New York traffic is a constant concern"; "it's a major worry")
worry, trouble -- (a strong feeling of anxiety; "his worry over the prospect of being fired"; "it is not work but worry that kills"; "he wanted to die and end his troubles")
Overview of verb worry
The verb worry has 6 senses
worry -- (be worried, concerned, anxious, troubled, or uneasy; "I worry about my job")
worry, care -- (be concerned with; "I worry about my grades")
worry, vex -- (disturb the peace of mind of; afflict with mental agitation or distress; "I cannot sleep--my daughter's health is worrying me")
concern, interest, occupy, worry -- (be on the mind of; "I worry about the second Germanic consonant shift")
worry -- (lacerate by biting; "the dog worried his bone")
worry -- (touch or rub constantly; "The old man worried his beads")