egomaniac

美 [.iɡoʊ'meɪni.æk]

英 [.iːɡəʊ'meɪniæk]

复数：egomaniacs

同义词

egotist,egoist,narcissist,individualist,boaster

n.	1. someone who behaves in an unreasonable or crazy way because they think that they and their ideas are extremely important

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