Synonyms for conservative

traditional, reactionary, conventional, moderate, unprogressive, illiberal, right-wing, ultraconservative, conserving, holding to, preserving, unchanging, stable, constant, firm, obstinate, inflexible, opposed to change, cautious, careful, sober, Tory, rightist, right-of-center, taking no chances, timid, not extreme, undaring, disliking novelty, die-hard, old-line, unreconstructed, hidebound, rearguard, in a rut*, in a groove*, standpat*; see also careful, moderate 3.

Antonyms liberal*, progressive, risky.

reactionary, right-winger, preserver, die-hard, conserver, champion of the status quo, opponent of change, classicist, traditionalist, moderate, Tory, Whig, Federalist, Bourbon, rightist, fundamentalist, standpat, ultraconservative, obstructionist, conventionalist, John Bircher, Reaganite, (old) fogy, mossback*, fossil*, Neanderthal*, stick-in-the-mud*, square*.

Antonyms radical*, progressive, liberal.