A vocabulist is someone who has a broad range of vocabulary and is skilled in using words effectively. There are several synonyms for the word vocabulist, including wordsmith, linguist, lexiconist, verbiagist, and words promoter. A wordsmith is someone who is skilled in using words to create works of literature or to craft persuasive messages. A linguist is a person who is well-versed in multiple languages and has a strong command of grammar and syntax. A lexiconist, on the other hand, is someone who has a deep knowledge of vocabulary and is skilled at imparting it to others. A verbiagist is someone who uses language with great precision and promotes the use of words for clarity and effectiveness. Finally, a word promoter is someone who encourages others to expand their word choice and become better communicators.