What words refer to despising someone?

despise, disdain, disregard, rebuff, reject, repudiate, scoff, scorn, shun, slight, sneer at, snub, spurn, be contemptuous of, hold in contempt, feel contempt for, feel superior, think someone is worthless, think poorly of, feel superior to, look down on, spit on, be cliquish, turn up your nose at,

What words refer to a person who despises someone?

scoffer,

What words refer to something you do that shows you despise someone?

rebuff (n), slight (n), snub (n),

What words describe someone who is despised?

contemptible, despicable, pitiable, pitiful, despised,