Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun bugaboo

2 senses of bugaboo

Sense 1
bogeyman, bugbear, bugaboo, boogeyman, booger -- (an imaginary monster used to frighten children)
       => monster -- (an imaginary creature usually having various human and animal parts)

Sense 2
bugaboo -- (a source of concern; "the old bugaboo of inflation still bothers them")
       => 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")