Their dislike has nothing to do with race. Maybe gender... But also no. It's all in the name. The name Cheney doesn't add a good connotation for politics. Simple as that.
TRUMP AND OTHER RACIST REPUBLICANS CAN CRITICIZE, ATTACK ELIZABETH CHENEY ALL THAT THEY WANT BUT THEY'LL NEVER MEASURE UP TO HER...WHY? BECAUSE LIZ CHENEY IS AN HONORABLE REPUBLICAN BUT TRUMP AND THE OTHER 147 RACIST REPUBLICANS HAVE NO COMPREHENSION, OF WHAT THE WORD HONOR MEANS