alter ego
noun/ˌɔːltər ˈiːɡəʊ/
/ˌɔːltər ˈiːɡəʊ/
(plural alter egos)
(from Latin)- a person whose personality is different from your own but who shows or acts as another side of your personality
- Superman's alter ego was Clark Kent.
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- a close friend who is very like yourself
Word Originmid 16th cent.: Latin, ‘other self’.
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alter ego