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environmentalism (n.)[environmentalism 词源字典]: 1923, as a psychological theory (in the nature vs. nurture debate), from environmental + -ism. The ecological sense is from 1972. Related: Environmentalist (n.), 1916 in the psychological sense, 1970 in the ecological sense.[environmentalism etymology, environmentalism origin, 英语词源]
fundamentalism (n.): 1920 in the religious sense; see fundamentalist + -ism.
governmentalism (n.): "disposition to enlarge the power and scope of the government," 1841, from governmental + -ism; originally in reference to France and perhaps from French.
Besides this, it is a well known fact, one made sufficiently clear by the history of the United States, that the less governmentalism there is in a country, the better it is for the citizens as to their material interests. A very complicated governmental apparatus, when, especially, it is useless, is and can be only hurtful to the interests of the mass of the people. [Amedee H. Simonin, "Resumption of Specie Payments," 1868]
Related: Governmentalist.
sentimentalism (n.): 1801, from sentimental + -ism.