0
insulator
0
interested(adjective, sympathetic, prejudiced, opinionated, biased)
0
inveterate
0
limited(adjective, prejudiced, opinionated, biased, one-sided)
0
loyal
0
member of the old guard(noun, expression, idiom, conservative, reactionary)
0
member of the old school(noun, expression, idiom, conservative, reactionary)
0
mulish
0
narrow-minded(adjective, prejudiced, opinionated, biased, one-sided)
0
obdurate
0
obstinate
0
old-school(adjective, traditional)
0
parochial(adjective, prejudiced, opinionated, biased, one-sided)
0
persistent
0
pertinacious
0
pigheaded
0
praetorian(noun, person)
0
pullback(noun, person)
0
rebellious
0
refractory
11 years ago|2.7k views|share |citing 
APASmart Define. (2015). diehard thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/diehard/thesaurus/synonyms
ChicagoSmart Define. 2015. "diehard thesaurus" https://smartdefine.org/diehard/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, diehard thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/diehard/thesaurus/synonyms>.
MLASmart Define. "diehard thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/diehard/thesaurus/synonyms>