Avant-garde is a term that refers to advanced or innovative ideas and attitudes, especially in the arts. Some synonyms for avant-garde include cutting-edge, experimental, pioneering, radical, trailblazing, and innovative. These words describe individuals or groups who push boundaries and challenge traditional ways of thinking or creating. Avant-garde can also be associated with being forward-thinking, visionary, and revolutionary. Other synonyms include modernist, nonconformist, unconventional, and groundbreaking. These words can be used to describe someone who is ahead of their time, setting trends and inspiring others to think outside the box. Overall, synonyms for avant-garde highlight the importance of creativity and originality in pushing society forward.