A wrong, unsuitable, misleading, or injurious name or designation; misnomer.
1994, Marilyn Sanders Mobley, Folk Roots and Mythic Wings in Sarah Orne Jewett and Toni ...:Like the name Macon Dead, it is a misname imposed by someone with no concern about the consequences.
2010, Sandra Hill, A Tale of Two Vikings:And it was a misname, because the woman who stood before him now in all her naked glory presented a picture beauteous beyond belief—to Vagn, leastways.
Verb
To call by a wrong name.
To give an unsuitable or injurious name to; name incorrectly.