confabulator

/kənˈfæb.jə.leɪ.tər/
noun
  1. A person who engages in informal conversation or chat.
    • As a skilled confabulator, he could talk to anyone.
    • The café was full of confabulators enjoying their coffee.
    • She is a delightful confabulator at parties.
  2. A person who fabricates or fills in memory gaps with false details, often unconsciously.
    • The patient was a confabulator, inventing stories without realizing it.
    • The confabulator's tales were detailed but untrue.
    • In psychology class, we studied a famous confabulator.
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