maximalist

/ˈmæksɪməlɪst/
noun
  1. A person who advocates for or follows extreme or maximum demands, goals, or policies, especially in politics or art.
    • The maximalist in the group wanted to completely overhaul the entire system, not just make small changes.
    • As a maximalist, she decorated her home with bold patterns, bright colors, and many objects.
    • Political maximalists often refuse to compromise, insisting on their full list of demands.
Synonyms
adjective
  1. Relating to or characteristic of maximalism; extreme or uncompromising in demands or style.
    • Her maximalist approach to design fills every corner with art and furniture.
    • The candidate's maximalist platform called for sweeping changes to the economy.
    • Maximalist fashion often layers multiple textures and accessories in one outfit.