principle, geology, theory, view, principles, assumptions, doctrine, approach, assumption, views, hypothesis, geologists, theories, school, ideas, method, model, nature, position, catastrophist, scientists, processes, interpretation, concept, world, perspective, creed, explanation, models, action, philosophy, thinking, geologist, viewpoint, basis, conception, terms, change, evolution, arguments, concepts, idea, grounds, thought, framework, methods, explanations, outlook, reasoning, writers, dogma, axiom, critique, logic, opinions, tendency, scale, approaches, premise, methodology, evolutionism, standpoint, paradigm, proposition, vision, argument, faith, complex, followers, teaching, dogmatism, science, fashion, extrapolation, continuity, standards, scheme, ideal

great, rigorous, thoroughgoing, geological