Bolshevism, Castroism, Communist Information Bureau, Communist Party, Fabian socialism, Fabianism, Maoism, Marxian socialism, Marxism-Leninism, Saint-Simonism, Stalinism, Titoism, Trotskyism, animalism, atomism, behaviorism, collective ownership, collectivism, commonsense realism, communism, democratic centralism, dialectical materialism, earthliness, empiricism, epiphenomenalism, guild socialism, historical materialism, hylomorphism, hylotheism, hylozoism, iron curtain, materialism, mechanism, nationalization, natural realism, naturalism, new realism, phalansterism, physicalism, physicism, positive philosophy, positivism, pragmaticism, pragmatism, public ownership, realism, representative realism, revisionism, secularism, socialism, state socialism, substantialism, temporality, utopian socialism, worldliness