suprematism
noun
su·prem·a·tism sə-ˈpre-mə-ˌti-zəm 
sü-,
also -ˈprē-
often capitalized
: an early 20th century art movement in Russia producing abstract works featuring flat geometric forms
suprematist
sə-ˈpre-mə-tist
adjective or noun often capitalized sü-
also -ˈprē-
Example Sentences
Recent Examples on the Web Basecamp senior leadership was flabbergasted: not only was Basecamp’s culture devoid of white suprematism, but the company had always taken good care of its employees. 
Caterina Bulgarella, Forbes, 24 June 2021 Photo: Collection of Stedelijk Museum As the Malevich paintings in the Jewish Museum exhibition reveal, suprematism is devoid of distraction, with less color than, say, Chagall’s work. Alexandra Bregman, WSJ, 9 Aug. 2018
Caterina Bulgarella, Forbes, 24 June 2021 Photo: Collection of Stedelijk Museum As the Malevich paintings in the Jewish Museum exhibition reveal, suprematism is devoid of distraction, with less color than, say, Chagall’s work. Alexandra Bregman, WSJ, 9 Aug. 2018 Word History
Etymology
Russian suprematizm, from French suprématie supremacy + Russian -izm -ism
First Known Use
1921, in the meaning defined above