Having a varied vocabulary is essential when it comes to expressing yourself effectively in both written and oral communication. Synonyms for the phrase "is wise someone" include "is knowledgeable," "has good judgement," "is discerning," "is insightful," "is sagacious," "is discerning," "has experience," and "is astute." Utilizing these synonyms in place of "is wise someone" can add depth and precision to your language. By expanding your vocabulary, you can also improve your ability to articulate your thoughts and opinions with clarity and authority. Therefore, it is important to continue to learn and integrate new words into your lexicon for better communication skills.