Trump supporters’ moral burden

What’s the moral burden when someone supports a terrible person, bent on lying, cheating, breaking the rules, never admitting he/she is wrong and is totally capable of bringing irreversible change leading to coups, riots, authoritarian rule, etc. Is that person morally justified to lend their support? 

These are the question I was posing yesterday, but the typical “intellectual” answer I got was “It depends” or something along these lines. 

Another way to pose the same question would be to change the subject and say: “If your spouse or your kids were behaving that way, would you still support them?” 

Even from folks who aren't the brightest, the answer would be: “Hell, no!” I am not saying would you stop loving them, but “would you SUPPORT their behavior or their actions?” 

To me, it’s a matter of basic common sense and also to work along the lines of the overall accepted social mores. Not more, not less. This means specific socially constructed idea or ideas that defines morally acceptable behavior. 

Social mores are informed by culture, which is used to share important behaviors and values, as well as enforce them through negative consequences for being in violation of these behaviors. One thing supporters of Trump ought to familiarize themselves with...