Wiktionary
mispronouncer
n. One who mispronounces.
Usage examples of "mispronouncer".
But the glib many, the perky mispronouncers of titles and of authors' names, the twanging murderers of rhythm, the maulers of the uncut edge at sixpence extra, the ready-reckoners of bibliopolic discount--am I to see in these a witness of my hope for the century to come?