Establishmentism refers to the practice of maintaining an existing or traditional structure or system. Synonyms for establishmentism include conservatism, traditionalism, adherence to convention, orthodoxy, and status quo. These words describe the tendency to preserve established customs, beliefs, and institutions, rather than embracing change or experimentation. Such an attitude may reflect a desire for stability and order, but it can also stifle innovation and progress. Antonyms of establishmentism include liberalism, progressivism, radicalism, and iconoclasm, which signify a willingness to challenge established norms and values and seek new solutions to social and political problems.