Panlingual means regarding or speaking all languages. However, there are several synonyms that have similar meanings to panlingual. Multilingual, polyglot, and omnilingual are some of the synonyms for panlingual. Multilingual refers to someone who speaks more than one language, whereas polyglot refers to someone who speaks several languages fluently. Omnilingual also refers to someone who is fluent in several languages and can easily adapt to different languages and cultures. These synonyms are useful when referring to individuals who have the ability to communicate effectively in multiple languages and participate in global conversations.