6
horrendous(adjective, severe, awful, terrible, serious)
6
horrid(adjective, expensive, high-priced, pricey, endured)
6
hurting(adjective, painful, sickness, ache, anguishes)
6
inflamed(adjective, painful, sickness, ache, anguishes)
6
insufferable(adjective, severe, unpleasant, terrible, painful)
6
insupportable(adjective, painful, endured, insufferable, unbearable)
6
marginal(adjective, edge)
6
most(noun, adjective, big, large, best)
6
offensive(adjective, severe, unpleasant, terrible, serious)
6
overmuch(adjective, spare, unreasonable, useless, improper)
6
profuse(adjective, spare, rich, extra, abundant)
6
strict(adjective, severe, harsh, cruel, brutal)
6
stupendous(high, excessive, huge, greatness, tall)
6
summit(noun, adjective, summit)
6
throbbing(adjective, painful, sickness, ache, anguishes)
6
torturous(adjective, severe, distressing, disturbing, endured)
6
towering(adjective, severe, perfect, unreasonable, high)
6
uncomfortable(adjective, painful, sickness, ache, anguishes)
6
unjustifiable(adjective, improper, senseless, excessive, unwarranted)
6
unrestrained(adjective, intense, violent, wild, unreasonable)
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APASmart Define. (2016). extreme thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/extreme/thesaurus/synonyms
ChicagoSmart Define. 2016. "extreme thesaurus" https://smartdefine.org/extreme/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, extreme thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/extreme/thesaurus/synonyms>.
MLASmart Define. "extreme thesaurus" 11 March 2016. Web. 24 September 2026. <https://smartdefine.org/extreme/thesaurus/synonyms>