mythomaniac
/ˌmɪθoʊˈmeɪniæk/
noun
- A person who tells lies or exaggerates excessively, often compulsively.
- The therapist suspected her patient was a mythomaniac because his stories kept changing.
- My uncle is a harmless mythomaniac who always claims he once wrestled a bear.
- The journalist was exposed as a mythomaniac who fabricated sources for years.
Synonyms