misremembering

/M IH0 S R IY0 M EH1 M B ER0 IH0 NG/
verb
  1. 1

    To remember incorrectly.

noun
  1. 1

    An instance of remembering something incorrectly.

Source: https://en.wiktionary.org/wiki/misremember, https://en.wiktionary.org/wiki/misremembering