In case anyone thinks you’re being serious:

misnomer /mĭs-nō′mər/

noun

1. An error in naming a person or place. 
2. Application of a wrong name. 
3. A name wrongly or unsuitably applied to a person or object.

www.wordnik.com/words/misnomer

dictionary.cambridge.org/dictionary/…/misnomer

www.merriam-webster.com/dictionary/misnomer