116 entries under hard topic. ×

1
inured(adjective, strong, tough, fit)
1
irreverent(adjective, unfeeling, unsympathetic, prepared)
1
jelled(adjective, firm, solid, tense)
1
lusty(adjective, strong, sound, tough)
1
mechanical(adjective, firm, solid, tense)
1
numbed(adjective, firm, solid, tense)
1
obtuse(adjective, unfeeling, unsympathetic, prepared)
1
ossified(adjective, firm, solid, tense)
1
prepared(adjective, unfeeling, unsympathetic, hardened)
1
rheumatic(adjective, firm, solid, tense)
1
seasoned(adjective, strong, sound, tough)
1
solidified(adjective, firm, solid, tense)
1
starched(adjective, firm, solid, stiff)
1
starchy(adjective, firm, solid, tense)
1
stark(adjective, firm, solid, tense)
1
steeled(adjective, strong, stiff, unfeeling)
1
taut(adjective, firm, solid, stiff)
1
tense(adjective, firm, solid, stiff)
1
thick(adjective, firm, solid, stiff)
1
thickened(adjective, firm, solid, tense)
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APASmart Define. (2015). resistant thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/resistant/thesaurus/synonyms
ChicagoSmart Define. 2015. "resistant thesaurus" https://smartdefine.org/resistant/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, resistant thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/resistant/thesaurus/synonyms>.
MLASmart Define. "resistant thesaurus" 19 August 2015. Web. 23 September 2026. <https://smartdefine.org/resistant/thesaurus/synonyms>