mythomaniac

noun
mytho·​ma·​ni·​ac | \-ˈmā-nē-ˌak \

Medical Definition of mythomaniac 

(Entry 1 of 2)

: an individual affected with or exhibiting mythomania

mythomaniac

adjective

Medical Definition of mythomaniac (Entry 2 of 2)

: of, relating to, or affected with mythomania

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