Savvier is a word that refers to being more knowledgeable or experienced in a particular subject or field. Synonyms for this word include more knowledgeable, wiser, more experienced, more skilled, more competent, more proficient, more expert, and more practiced. These words all indicate a level of understanding and familiarity with a subject or activity that goes beyond basic knowledge. Using synonyms for savvy can help to convey a more nuanced meaning in writing or conversation, allowing the speaker or writer to more accurately describe someone's level of expertise or experience.