Bolshevik(a member of the majority faction of the Russian Social Democratic Party, which seized power in the October Revolution of 1917) noun [UK: ˈbɒl.ʃə.vɪk] [US: ˈbolʃə.ˌvɪk]
Bolşeviklik noun
Bolshevism(Communist political ideology) noun [UK: ˈbolʃə.ˌvɪ.zəm] [US: ˈbolʃə.ˌvɪ.zəm]