Realism Philosophy 24 Idealism 8 Naturalism 7 Knowledge, Theory of 6 Science 6 Education 4 Social sciences-Methodology 4 Constitutional law 3 Dualism 3 Ideology 3 International relations 3 Law 3 Meaning (Philosophy) 3 Realism in literature 3 Rule of law 3 State, The 3 Theory 3 Empiricism 2 English fiction 2 Ethics 2 International relations-Philosophy 2 Metaphysics 2 Nominalism 2 Philosophical education 2 Political thought 2 Pragmatism 2 Rationalism 2 Semantics (Philosophy) 2 Social Sciences 2