One who believes in the politics or policies of the political right.(noun)
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Use "rightist" in a sentence
"Even the most fanatical rightist is realistic about all other theories of "rights" but his own."
"What mattered is that Stalin had proclaimed that ‘the Right deviation now represents the central danger’ to Communism and therefore anyone he called a rightist needed to go."
"He ordered that every student who had participated in the demonstration should be classified as a rightist."