adult, grownup - a fully developed person from maturity onward

capitalist - a conservative advocate of capitalism

conformist - someone who conforms to established standards of conduct (especially in religious matters)

hardliner - a conservative who is uncompromising

minimalist - a conservative who advocates only minor reforms in government or politics

mossback - an extremely old-fashioned conservative

neocon, neoconservative - a conservative who subscribes to neoconservativism

extreme right-winger, reactionary, ultraconservative - an extreme conservative; an opponent of progress or liberalism

right-winger, rightist - a member of a right wing political party

square toes, square - a formal and conservative person with old-fashioned views

diehard, traditionalist - one who adheres to traditional views