Wherret is a rare word representing a quick slap or flick. Although not a commonly used word in modern English language, there are several interchangeable words that can be used instead of it. Some of the synonyms of wherret include, slap, flick, smack, tap, thump, and whack. Each of these synonyms is used to denote a quick, sharp blow to someone or something. For instance, to wherret someone is the same as slapping or thumping them. Therefore, if you're looking to express physical action or sensation, you can easily substitute the word wherret with any of these alternatives.