Vituperator is a word that is not frequently used in everyday conversation, and therefore, it may be difficult to recall its synonyms. To help expand your vocabulary, here are some synonyms for the word "vituperator": Abuser, muckraker, calumniator, slanderer, backbiter, defamer, detractor, vilifier, injurer, and reviler. These terms refer to individuals who tend to use harsh and negative language to criticize or attack someone else. It's essential to remember these synonyms, as knowing them can be helpful in both written and verbal communication. By using these words, you can provide your conversation with a more nuanced and precise tone, better expressing the exact meaning and emotion.