an object of dread or apprehension; "Germany was always a bugbear for France"; "A foolish consistency is the hobgoblin of little minds"--Ralph Waldo Emerson
Something or someone that is your bugbear worries or upsets you. Money is my biggest bugbear. something that makes people feel annoyed or worried (Probably from bug ( BUG) + BEAR1)
Something frightful, as a specter; anything imaginary that causes needless fright; something used to excite needless fear; also, something really dangerous, used to frighten children, etc