Being learned refers to having extensive knowledge or expertise in a particular subject. There are several synonyms for being learned, including being knowledgeable, well-versed, erudite, scholarly, expert, and proficient. Being knowledgeable implies having a broad understanding of various subjects, while well-versed suggests being deeply familiar with a specific subject matter. Erudite connotes a highly educated or intellectual person, while scholarly emphasizes a deep and comprehensive understanding of a subject. Expert implies a level of mastery or skill in a particular area, and proficient refers to being skilled or competent in a specific task or subject area. Overall, these synonyms for being learned suggest a high level of intelligence, knowledge, and expertise in various fields of study.