4
rigid(adjective, conservative)
4
standpatter(noun, person)
4
stick-in-the-mud(noun, adjective, person, moderate, conventional)
3
atavistic
3
catalyst(noun, activity, spur, goad, incentive)
3
counteracting
3
dodo
3
far-right
3
moderate(noun, adjective, right, cautious, conventional)
3
prejudiced(adjective, conservative, intolerant, biased, bigoted)
3
reactive
3
recalcitrant
3
reflexive(adjective, feature, characteristic, detail)
3
renitent
3
revulsive
3
royalist(noun, person)
2
antediluvian(noun, conventional, conservative, fuddy-duddy)
2
backwards
2
biased(adjective, conservative, prejudiced, intolerant, bigoted)
2
blimpish
11 years ago|8.6k views|share |citing 
APASmart Define. (2015). reactionary thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/reactionary/thesaurus/synonyms
ChicagoSmart Define. 2015. "reactionary thesaurus" https://smartdefine.org/reactionary/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, reactionary thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/reactionary/thesaurus/synonyms>.
MLASmart Define. "reactionary thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/reactionary/thesaurus/synonyms>