Republicans shredding their base

Daphne Sylk wrote:

I figured out what Republicans mean when they refer to their ‘base’.
base, adj., without moral principles; ignoble. "the electorate's baser instincts of greed and selfishness"
synonyms: sordid, ignoble, low, low-minded, mean, immoral, improper, unseemly, unscrupulous, unprincipled, dishonest, dishonorable, shameful, bad, wrong, evil, wicked, iniquitous, sinful