caconym

[ kak-uh-nim ]
/ ˈkæk ə nɪm /

noun

a name, especially a taxonomic name, that is considered linguistically undesirable.

Origin of caconym

First recorded in 1885–90; cac(o)- + -onym
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019