inaptonym

American  

[in-ap-tuh-nim] / ɪnˈæp tə nɪm /

noun

1. a name that is particularly poorly suited to the nature, career, or other personal characteristics of the person so named.

   Mr. Lucky proved to be an inaptonym for a man who suffered a series of misfortunes that left him destitute and alone.

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Etymology

Origin of inaptonym

First recorded in 2000–05; in- ³ ( def. ) + aptonym ( def. )