mispronouncing

/M IH0 S P R AH0 N AW1 N S IH0 NG/
verb
  1. 1

    To pronounce (a word, phrase, etc.) incorrectly.

noun
  1. 1

    Mispronunciation

    โ€œfrequent mispronouncings of difficult wordsโ€

Source: https://en.wiktionary.org/wiki/mispronounce, https://en.wiktionary.org/wiki/mispronouncing