Synonyms of ultraconservative

2 Syllables
rightist, tories, diehard, die-hard, mossback, royalist, tory
3 Syllables
right-winger, reactionist, standpatter
4 Syllables
bitter-ender, obscurantist, intransigent
5 Syllables
traditionalist, fundamentalist, unreconstructed
8 Syllables
counterrevolutionary, counterrevolutionaries