miscegenate

From Latin misceō (“mix”) + genus (“race”). Backformation of miscegenation.

miscegenate (third-person singular simple present miscegenates, present participle miscegenating, simple past and past participle miscegenated)

1. To mix or blend.
2. To mix or blend races in marriage, or in breeding.
   • 1985, Hartson & Dawson, The Ultimate Irrelevant Encyclopedia, page 66:

     Tigons, ligers and a zeedonk have also been created by miscegenating mammals.

• miscegenation
• antimiscegenation